1039626252 has 120 divisors (see below), whose sum is σ = 3115306656. Its totient is φ = 296151552.

The previous prime is 1039626251. The next prime is 1039626283. The reversal of 1039626252 is 2526269301.

1039626252 is a `hidden beast` number, since 1 + 0 + 3 + 9 + 626 + 25 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (1039626251) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 1344538 + ... + 1345310.

Almost surely, 2^1039626252 is an apocalyptic number.

1039626252 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 1039626252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1557653328).

1039626252 is an abundant number, since it is smaller than the sum of its proper divisors (2075680404).

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

1039626252 is a wasteful number, since it uses less digits than its factorization.

1039626252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389 (or 1378 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 1039626252 is about 32243.2357557364. The cubic root of 1039626252 is about 1013.0380218744.

The spelling of 1039626252 in words is "one billion, thirty-nine million, six hundred twenty-six thousand, two hundred fifty-two".