40577722 has 16 divisors (see below), whose sum is σ = 62133120. Its totient is φ = 19869408.

The previous prime is 40577687. The next prime is 40577723. The reversal of 40577722 is 22777504.

It is not an unprimeable number, because it can be changed into a prime (40577723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42838 + ... + 43774.

It is an arithmetic number, because the mean of its divisors is an integer number (3883320).

Almost surely, 2^40577722 is an apocalyptic number.

40577722 is a deficient number, since it is larger than the sum of its proper divisors (21555398).

40577722 is a wasteful number, since it uses less digits than its factorization.

40577722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365.

The product of its (nonzero) digits is 27440, while the sum is 34.

The square root of 40577722 is about 6370.0645208663. The cubic root of 40577722 is about 343.6338101199.

The spelling of 40577722 in words is "forty million, five hundred seventy-seven thousand, seven hundred twenty-two".