40704726 has 64 divisors (see below), whose sum is σ = 89579520. Its totient is φ = 12287520.

The previous prime is 40704709. The next prime is 40704743. The reversal of 40704726 is 62740704.

It is an interprime number because it is at equal distance from previous prime (40704709) and next prime (40704743).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40704693 and 40704702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 380365 + ... + 380471.

It is an arithmetic number, because the mean of its divisors is an integer number (1399680).

Almost surely, 2^40704726 is an apocalyptic number.

40704726 is an abundant number, since it is smaller than the sum of its proper divisors (48874794).

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

40704726 is a wasteful number, since it uses less digits than its factorization.

40704726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249.

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 40704726 is about 6380.0255485382. The cubic root of 40704726 is about 343.9919492888.

The spelling of 40704726 in words is "forty million, seven hundred four thousand, seven hundred twenty-six".