1042909896 has 64 divisors (see below), whose sum is σ = 2990868480. Its totient is φ = 296861760.

The previous prime is 1042909877. The next prime is 1042909909. The reversal of 1042909896 is 6989092401.

It is a super-2 number, since 2×1042909896² = 2175322102349461632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34075 + ... + 56981.

It is an arithmetic number, because the mean of its divisors is an integer number (46732320).

Almost surely, 2^1042909896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1042909896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1495434240).

1042909896 is an abundant number, since it is smaller than the sum of its proper divisors (1947958584).

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

1042909896 is a wasteful number, since it uses less digits than its factorization.

1042909896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23194 (or 23190 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 48.

The square root of 1042909896 is about 32294.1155011250. The cubic root of 1042909896 is about 1014.1034560985.

The spelling of 1042909896 in words is "one billion, forty-two million, nine hundred nine thousand, eight hundred ninety-six".