1036749420 has 288 divisors, whose sum is σ = 3939062400. Its totient is φ = 215212032.

The previous prime is 1036749407. The next prime is 1036749443. The reversal of 1036749420 is 249476301.

1036749420 is a `hidden beast` number, since 103 + 67 + 494 + 2 + 0 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 620346 + ... + 622014.

It is an arithmetic number, because the mean of its divisors is an integer number (13677300).

Almost surely, 2^1036749420 is an apocalyptic number.

1036749420 is a gapful number since it is divisible by the number (10) 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 1036749420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1969531200).

1036749420 is an abundant number, since it is smaller than the sum of its proper divisors (2902312980).

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

1036749420 is a wasteful number, since it uses less digits than its factorization.

1036749420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737 (or 1732 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 1036749420 is about 32198.5934475405. The cubic root of 1036749420 is about 1012.1027394431.

The spelling of 1036749420 in words is "one billion, thirty-six million, seven hundred forty-nine thousand, four hundred twenty".