46402137 has 12 divisors (see below), whose sum is σ = 67119780. Its totient is φ = 30891168.

The previous prime is 46402093. The next prime is 46402141. The reversal of 46402137 is 73120464.

46402137 is a `hidden beast` number, since 4 + 640 + 2 + 13 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10653696 + 35748441 = 3264^2 + 5979^2 .

It is not a de Polignac number, because 46402137 - 2¹⁸ = 46139993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 46402137.

It is not an unprimeable number, because it can be changed into a prime (46402177) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3939 + ... + 10407.

It is an arithmetic number, because the mean of its divisors is an integer number (5593315).

Almost surely, 2^46402137 is an apocalyptic number.

It is an amenable number.

46402137 is a deficient number, since it is larger than the sum of its proper divisors (20717643).

46402137 is a wasteful number, since it uses less digits than its factorization.

46402137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7272 (or 7269 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 46402137 is about 6811.9114057656. The cubic root of 46402137 is about 359.3458723412.

The spelling of 46402137 in words is "forty-six million, four hundred two thousand, one hundred thirty-seven".