46999138 has 8 divisors (see below), whose sum is σ = 71197020. Its totient is φ = 23266800.

The previous prime is 46999133. The next prime is 46999151. The reversal of 46999138 is 83199964.

It can be written as a sum of positive squares in 2 ways, for example, as 46416969 + 582169 = 6813^2 + 763^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 46999091 and 46999100.

It is not an unprimeable number, because it can be changed into a prime (46999133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116133 + ... + 116536.

Almost surely, 2^46999138 is an apocalyptic number.

46999138 is a deficient number, since it is larger than the sum of its proper divisors (24197882).

46999138 is a wasteful number, since it uses less digits than its factorization.

46999138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232772.

The product of its digits is 419904, while the sum is 49.

The square root of 46999138 is about 6855.5917323015. The cubic root of 46999138 is about 360.8804017535.

The spelling of 46999138 in words is "forty-six million, nine hundred ninety-nine thousand, one hundred thirty-eight".