630262650 has 24 divisors (see below), whose sum is σ = 1563051744. Its totient is φ = 168070000.

The previous prime is 630262637. The next prime is 630262663. The reversal of 630262650 is 56262036.

It is an interprime number because it is at equal distance from previous prime (630262637) and next prime (630262663).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2100726 + ... + 2101025.

It is an arithmetic number, because the mean of its divisors is an integer number (65127156).

Almost surely, 2^630262650 is an apocalyptic number.

630262650 is an abundant number, since it is smaller than the sum of its proper divisors (932789094).

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

630262650 is a wasteful number, since it uses less digits than its factorization.

630262650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4201766 (or 4201761 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 630262650 is about 25105.0323640500. The cubic root of 630262650 is about 857.3810038674.

The spelling of 630262650 in words is "six hundred thirty million, two hundred sixty-two thousand, six hundred fifty".