1052686444 has 24 divisors (see below), whose sum is σ = 1952128080. Its totient is φ = 494985216.

The previous prime is 1052686433. The next prime is 1052686451. The reversal of 1052686444 is 4446862501.

It is a super-2 number, since 2×1052686444² = 2216297498762730272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1052686397 and 1052686406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90319 + ... + 101305.

It is an arithmetic number, because the mean of its divisors is an integer number (81338670).

Almost surely, 2^1052686444 is an apocalyptic number.

It is an amenable number.

1052686444 is a deficient number, since it is larger than the sum of its proper divisors (899441636).

1052686444 is a wasteful number, since it uses less digits than its factorization.

1052686444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12417 (or 12415 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 40.

The square root of 1052686444 is about 32445.1297423820. The cubic root of 1052686444 is about 1017.2624414268.

The spelling of 1052686444 in words is "one billion, fifty-two million, six hundred eighty-six thousand, four hundred forty-four".