1190652372 has 252 divisors, whose sum is σ = 3919729716. Its totient is φ = 313528320.

The previous prime is 1190652349. The next prime is 1190652389. The reversal of 1190652372 is 2732560911.

It can be written as a sum of positive squares in 2 ways, for example, as 641406276 + 549246096 = 25326^2 + 23436^2 .

It is a tau number, because it is divible by the number of its divisors (252).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 1857172 + ... + 1857812.

It is an arithmetic number, because the mean of its divisors is an integer number (15554483).

Almost surely, 2^1190652372 is an apocalyptic number.

1190652372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1190652372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1959864858).

1190652372 is an abundant number, since it is smaller than the sum of its proper divisors (2729077344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1190652372 is a wasteful number, since it uses less digits than its factorization.

1190652372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690 (or 666 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 1190652372 is about 34505.8309855016. The cubic root of 1190652372 is about 1059.8921131445.

The spelling of 1190652372 in words is "one billion, one hundred ninety million, six hundred fifty-two thousand, three hundred seventy-two".