46938309 has 32 divisors (see below), whose sum is σ = 74649600. Its totient is φ = 25900800.

The previous prime is 46938301. The next prime is 46938323. The reversal of 46938309 is 90383964.

It is not a de Polignac number, because 46938309 - 2³ = 46938301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46938301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16042 + ... + 18740.

It is an arithmetic number, because the mean of its divisors is an integer number (2332800).

Almost surely, 2^46938309 is an apocalyptic number.

It is an amenable number.

46938309 is a deficient number, since it is larger than the sum of its proper divisors (27711291).

46938309 is a wasteful number, since it uses less digits than its factorization.

46938309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2761.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 46938309 is about 6851.1538444265. The cubic root of 46938309 is about 360.7246437813.

The spelling of 46938309 in words is "forty-six million, nine hundred thirty-eight thousand, three hundred nine".