40472620 has 24 divisors (see below), whose sum is σ = 85428000. Its totient is φ = 16106112.

The previous prime is 40472611. The next prime is 40472657. The reversal of 40472620 is 2627404.

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, 1105 + ... + 9064.

It is an arithmetic number, because the mean of its divisors is an integer number (3559500).

Almost surely, 2^40472620 is an apocalyptic number.

It is an amenable number.

40472620 is an abundant number, since it is smaller than the sum of its proper divisors (44955380).

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

40472620 is a wasteful number, since it uses less digits than its factorization.

40472620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10377 (or 10375 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 40472620 is about 6361.8094910175. The cubic root of 40472620 is about 343.3368669843.

The spelling of 40472620 in words is "forty million, four hundred seventy-two thousand, six hundred twenty".