46512561 has 16 divisors (see below), whose sum is σ = 66745728. Its totient is φ = 28704000.

The previous prime is 46512533. The next prime is 46512577. The reversal of 46512561 is 16521564.

It is not a de Polignac number, because 46512561 - 2⁶ = 46512497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (46512581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4365 + ... + 10586.

It is an arithmetic number, because the mean of its divisors is an integer number (4171608).

Almost surely, 2^46512561 is an apocalyptic number.

It is an amenable number.

46512561 is a deficient number, since it is larger than the sum of its proper divisors (20233167).

46512561 is a wasteful number, since it uses less digits than its factorization.

46512561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15032.

The product of its digits is 7200, while the sum is 30.

The square root of 46512561 is about 6820.0118035088. The cubic root of 46512561 is about 359.6306938075.

It can be divided in two parts, 465125 and 61, that multiplied together give a cube (28372625 = 305³).

The spelling of 46512561 in words is "forty-six million, five hundred twelve thousand, five hundred sixty-one".