40756746 has 16 divisors (see below), whose sum is σ = 82101600. Its totient is φ = 13487568.

The previous prime is 40756741. The next prime is 40756757. The reversal of 40756746 is 64765704.

40756746 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40756746² = 3322224689017032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40756741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23601 + ... + 25268.

It is an arithmetic number, because the mean of its divisors is an integer number (5131350).

Almost surely, 2^40756746 is an apocalyptic number.

40756746 is an abundant number, since it is smaller than the sum of its proper divisors (41344854).

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

40756746 is a wasteful number, since it uses less digits than its factorization.

40756746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49013.

The product of its (nonzero) digits is 141120, while the sum is 39.

The square root of 40756746 is about 6384.1010330351. The cubic root of 40756746 is about 344.1384256763.

The spelling of 40756746 in words is "forty million, seven hundred fifty-six thousand, seven hundred forty-six".