45422370 has 80 divisors (see below), whose sum is σ = 139601088. Its totient is φ = 10380960.

The previous prime is 45422359. The next prime is 45422411. The reversal of 45422370 is 7322454.

It is a hoax number, since the sum of its digits (27) 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 (27).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1665 + ... + 9675.

Almost surely, 2^45422370 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45422370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69800544).

45422370 is an abundant number, since it is smaller than the sum of its proper divisors (94178718).

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

45422370 is a wasteful number, since it uses less digits than its factorization.

45422370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8037 (or 8028 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 45422370 is about 6739.6120066366. The cubic root of 45422370 is about 356.7987001585.

The spelling of 45422370 in words is "forty-five million, four hundred twenty-two thousand, three hundred seventy".