1022573025 has 48 divisors (see below), whose sum is σ = 1882131520. Its totient is φ = 544320000.

The previous prime is 1022573021. The next prime is 1022573053. The reversal of 1022573025 is 5203752201.

1022573025 is a `hidden beast` number, since 102 + 257 + 302 + 5 = 666.

It is not a de Polignac number, because 1022573025 - 2² = 1022573021 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1022573025.

It is not an unprimeable number, because it can be changed into a prime (1022573021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 453150 + ... + 455400.

Almost surely, 2^1022573025 is an apocalyptic number.

1022573025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1022573025 is a deficient number, since it is larger than the sum of its proper divisors (859558495).

1022573025 is a wasteful number, since it uses less digits than its factorization.

1022573025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2943 (or 2932 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 1022573025 is about 31977.6957425015. The cubic root of 1022573025 is about 1007.4684254318.

The spelling of 1022573025 in words is "one billion, twenty-two million, five hundred seventy-three thousand, twenty-five".