1052231404 has 12 divisors (see below), whose sum is σ = 2104462864. Its totient is φ = 450956304.

The previous prime is 1052231363. The next prime is 1052231443. The reversal of 1052231404 is 4041322501.

1052231404 is an admirable number.

It is a super-2 number, since 2×1052231404² = 2214381855127622432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18789819 + ... + 18789874.

Almost surely, 2^1052231404 is an apocalyptic number.

1052231404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1052231404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1052231404 is a wasteful number, since it uses less digits than its factorization.

1052231404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37579704 (or 37579702 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1052231404 is about 32438.1165297864. The cubic root of 1052231404 is about 1017.1158444929.

Adding to 1052231404 its reverse (4041322501), we get a palindrome (5093553905).

The spelling of 1052231404 in words is "one billion, fifty-two million, two hundred thirty-one thousand, four hundred four".