40922940 has 24 divisors (see below), whose sum is σ = 114584400. Its totient is φ = 10912768.

The previous prime is 40922939. The next prime is 40922951. The reversal of 40922940 is 4922904.

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

It is a junction number, because it is equal to n+sod(n) for n = 40922898 and 40922907.

It is a congruent number.

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, 340965 + ... + 341084.

It is an arithmetic number, because the mean of its divisors is an integer number (4774350).

Almost surely, 2^40922940 is an apocalyptic number.

It is an amenable number.

40922940 is an abundant number, since it is smaller than the sum of its proper divisors (73661460).

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

40922940 is a wasteful number, since it uses less digits than its factorization.

40922940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682061 (or 682059 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 40922940 is about 6397.1040322946. The cubic root of 40922940 is about 344.6055563399.

The spelling of 40922940 in words is "forty million, nine hundred twenty-two thousand, nine hundred forty".