1022645104 has 40 divisors (see below), whose sum is σ = 2137644432. Its totient is φ = 471137280.

The previous prime is 1022645089. The next prime is 1022645119. The reversal of 1022645104 is 4015462201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1022645089) and next prime (1022645119).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119199 + ... + 127489.

Almost surely, 2^1022645104 is an apocalyptic number.

It is an amenable number.

1022645104 is an abundant number, since it is smaller than the sum of its proper divisors (1114999328).

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

1022645104 is a wasteful number, since it uses less digits than its factorization.

1022645104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8905 (or 8899 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1022645104 is about 31978.8227425589. The cubic root of 1022645104 is about 1007.4920963120.

The spelling of 1022645104 in words is "one billion, twenty-two million, six hundred forty-five thousand, one hundred four".