1026624138 has 16 divisors (see below), whose sum is σ = 2074416960. Its totient is φ = 338679936.

The previous prime is 1026624127. The next prime is 1026624161. The reversal of 1026624138 is 8314266201.

It is a junction number, because it is equal to n+sod(n) for n = 1026624099 and 1026624108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 881398 + ... + 882561.

It is an arithmetic number, because the mean of its divisors is an integer number (129651060).

Almost surely, 2^1026624138 is an apocalyptic number.

1026624138 is an abundant number, since it is smaller than the sum of its proper divisors (1047792822).

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

1026624138 is a wasteful number, since it uses less digits than its factorization.

1026624138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1764061.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 1026624138 is about 32040.9759214666. The cubic root of 1026624138 is about 1008.7970968216.

The spelling of 1026624138 in words is "one billion, twenty-six million, six hundred twenty-four thousand, one hundred thirty-eight".