46215945 has 24 divisors (see below), whose sum is σ = 84821256. Its totient is φ = 23198208.

The previous prime is 46215929. The next prime is 46215989. The reversal of 46215945 is 54951264.

46215945 is a `hidden beast` number, since 4 + 62 + 1 + 594 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 18558864 + 27657081 = 4308^2 + 5259^2 .

It is not a de Polignac number, because 46215945 - 2⁴ = 46215929 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29442 + ... + 30971.

It is an arithmetic number, because the mean of its divisors is an integer number (3534219).

Almost surely, 2^46215945 is an apocalyptic number.

46215945 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

46215945 is a deficient number, since it is larger than the sum of its proper divisors (38605311).

46215945 is a wasteful number, since it uses less digits than its factorization.

46215945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60441 (or 60438 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 46215945 is about 6798.2310199051. The cubic root of 46215945 is about 358.8645940983.

The spelling of 46215945 in words is "forty-six million, two hundred fifteen thousand, nine hundred forty-five".