46464561 has 48 divisors (see below), whose sum is σ = 80021760. Its totient is φ = 25608960.

The previous prime is 46464533. The next prime is 46464569. The reversal of 46464561 is 16546464.

46464561 is a `hidden beast` number, since 4 + 6 + 4 + 645 + 6 + 1 = 666.

It is not a de Polignac number, because 46464561 - 2¹⁴ = 46448177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (46464569) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 101445 + ... + 101901.

It is an arithmetic number, because the mean of its divisors is an integer number (1667120).

Almost surely, 2^46464561 is an apocalyptic number.

It is an amenable number.

46464561 is a deficient number, since it is larger than the sum of its proper divisors (33557199).

46464561 is a wasteful number, since it uses less digits than its factorization.

46464561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566 (or 563 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 46464561 is about 6816.4918396489. The cubic root of 46464561 is about 359.5069407506.

It can be divided in two parts, 464 and 64561, that added together give a square (65025 = 255²).

The spelling of 46464561 in words is "forty-six million, four hundred sixty-four thousand, five hundred sixty-one".