46640722 has 16 divisors (see below), whose sum is σ = 72095832. Its totient is φ = 22619520.

The previous prime is 46640719. The next prime is 46640723. The reversal of 46640722 is 22704664.

It can be written as a sum of positive squares in 4 ways, for example, as 37344321 + 9296401 = 6111^2 + 3049^2 .

It is not an unprimeable number, because it can be changed into a prime (46640723) 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, 6288 + ... + 11524.

Almost surely, 2^46640722 is an apocalyptic number.

46640722 is a deficient number, since it is larger than the sum of its proper divisors (25455110).

46640722 is a wasteful number, since it uses less digits than its factorization.

46640722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5373.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 46640722 is about 6829.4012914750. The cubic root of 46640722 is about 359.9607004425.

The spelling of 46640722 in words is "forty-six million, six hundred forty thousand, seven hundred twenty-two".