1058974640 has 40 divisors (see below), whose sum is σ = 2502490128. Its totient is φ = 416643840.

The previous prime is 1058974639. The next prime is 1058974649. The reversal of 1058974640 is 464798501.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×1058974640² = 2242854576326259200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1058974591 and 1058974600.

It is not an unprimeable number, because it can be changed into a prime (1058974649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103622 + ... + 113381.

Almost surely, 2^1058974640 is an apocalyptic number.

1058974640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1058974640 is an abundant number, since it is smaller than the sum of its proper divisors (1443515488).

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

1058974640 is a wasteful number, since it uses less digits than its factorization.

1058974640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217077 (or 217071 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 1058974640 is about 32541.8905412700. The cubic root of 1058974640 is about 1019.2839521434.

The spelling of 1058974640 in words is "one billion, fifty-eight million, nine hundred seventy-four thousand, six hundred forty".