45320370 has 16 divisors (see below), whose sum is σ = 108768960. Its totient is φ = 12085424.

The previous prime is 45320369. The next prime is 45320381. The reversal of 45320370 is 7302354.

It is a self number, because there is not a number n which added to its sum of digits gives 45320370.

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, 755310 + ... + 755369.

It is an arithmetic number, because the mean of its divisors is an integer number (6798060).

Almost surely, 2^45320370 is an apocalyptic number.

45320370 is an abundant number, since it is smaller than the sum of its proper divisors (63448590).

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

45320370 is a wasteful number, since it uses less digits than its factorization.

45320370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510689.

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 45320370 is about 6732.0405524625. The cubic root of 45320370 is about 356.5314255164.

The spelling of 45320370 in words is "forty-five million, three hundred twenty thousand, three hundred seventy".