40702772 has 12 divisors (see below), whose sum is σ = 77705376. Its totient is φ = 18501240.

The previous prime is 40702771. The next prime is 40702787. The reversal of 40702772 is 27720704.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40702771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462488 + ... + 462575.

It is an arithmetic number, because the mean of its divisors is an integer number (6475448).

Almost surely, 2^40702772 is an apocalyptic number.

It is an amenable number.

40702772 is a deficient number, since it is larger than the sum of its proper divisors (37002604).

40702772 is a wasteful number, since it uses less digits than its factorization.

40702772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925078 (or 925076 counting only the distinct ones).

The product of its (nonzero) digits is 5488, while the sum is 29.

The square root of 40702772 is about 6379.8724125174. The cubic root of 40702772 is about 343.9864448418.

The spelling of 40702772 in words is "forty million, seven hundred two thousand, seven hundred seventy-two".