1052697838 has 8 divisors (see below), whose sum is σ = 1579969440. Its totient is φ = 526041360.

The previous prime is 1052697829. The next prime is 1052697853. The reversal of 1052697838 is 8387962501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1052697838² = 2216345476259748488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1052697791 and 1052697800.

It is a congruent number.

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, 149478 + ... + 156361.

It is an arithmetic number, because the mean of its divisors is an integer number (197496180).

Almost surely, 2^1052697838 is an apocalyptic number.

1052697838 is a deficient number, since it is larger than the sum of its proper divisors (527271602).

1052697838 is a wasteful number, since it uses less digits than its factorization.

1052697838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307562.

The product of its (nonzero) digits is 725760, while the sum is 49.

The square root of 1052697838 is about 32445.3053306638. The cubic root of 1052697838 is about 1017.2661116069.

The spelling of 1052697838 in words is "one billion, fifty-two million, six hundred ninety-seven thousand, eight hundred thirty-eight".