1690073352 has 96 divisors (see below), whose sum is σ = 5005709280. Its totient is φ = 510881280.

The previous prime is 1690073347. The next prime is 1690073387. The reversal of 1690073352 is 2533700961.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 348448 + ... + 353264.

It is an arithmetic number, because the mean of its divisors is an integer number (52142805).

Almost surely, 2^1690073352 is an apocalyptic number.

1690073352 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 1690073352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2502854640).

1690073352 is an abundant number, since it is smaller than the sum of its proper divisors (3315635928).

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

1690073352 is a wasteful number, since it uses less digits than its factorization.

1690073352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5283 (or 5276 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 1690073352 is about 41110.5017240121. The cubic root of 1690073352 is about 1191.1556581593.

The spelling of 1690073352 in words is "one billion, six hundred ninety million, seventy-three thousand, three hundred fifty-two".