40934220 has 24 divisors (see below), whose sum is σ = 114615984. Its totient is φ = 10915776.

The previous prime is 40934219. The next prime is 40934263. The reversal of 40934220 is 2243904.

It is a happy number.

It is a super-2 number, since 2×40934220² = 3351220734016800, which contains 22 as substring.

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, 341059 + ... + 341178.

It is an arithmetic number, because the mean of its divisors is an integer number (4775666).

Almost surely, 2^40934220 is an apocalyptic number.

It is an amenable number.

40934220 is an abundant number, since it is smaller than the sum of its proper divisors (73681764).

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

40934220 is a wasteful number, since it uses less digits than its factorization.

40934220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682249 (or 682247 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 40934220 is about 6397.9856204902. The cubic root of 40934220 is about 344.6372157920.

The spelling of 40934220 in words is "forty million, nine hundred thirty-four thousand, two hundred twenty".