670962825 has 48 divisors (see below), whose sum is σ = 1327415040. Its totient is φ = 330315840.

The previous prime is 670962737. The next prime is 670962839. The reversal of 670962825 is 528269076.

It is not a de Polignac number, because 670962825 - 2⁷ = 670962697 is a prime.

It is a super-2 number, since 2×670962825² = 900382225063961250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29457 + ... + 47006.

It is an arithmetic number, because the mean of its divisors is an integer number (27654480).

Almost surely, 2^670962825 is an apocalyptic number.

670962825 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

670962825 is a deficient number, since it is larger than the sum of its proper divisors (656452215).

670962825 is a wasteful number, since it uses less digits than its factorization.

670962825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76495 (or 76484 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 670962825 is about 25902.9501215595. The cubic root of 670962825 is about 875.4529681890.

The spelling of 670962825 in words is "six hundred seventy million, nine hundred sixty-two thousand, eight hundred twenty-five".