45922940 has 48 divisors (see below), whose sum is σ = 110659584. Its totient is φ = 15681600.

The previous prime is 45922931. The next prime is 45922969. The reversal of 45922940 is 4922954.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 45922940.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45845 + ... + 46835.

It is an arithmetic number, because the mean of its divisors is an integer number (2305408).

Almost surely, 2^45922940 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45922940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55329792).

45922940 is an abundant number, since it is smaller than the sum of its proper divisors (64736644).

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

45922940 is a wasteful number, since it uses less digits than its factorization.

45922940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1338 (or 1336 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 45922940 is about 6776.6466633579. The cubic root of 45922940 is about 358.1045958017.

The spelling of 45922940 in words is "forty-five million, nine hundred twenty-two thousand, nine hundred forty".