46931917 has 4 divisors (see below), whose sum is σ = 49692636. Its totient is φ = 44171200.

The previous prime is 46931909. The next prime is 46931933. The reversal of 46931917 is 71913964.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19589476 + 27342441 = 4426^2 + 5229^2 .

It is a cyclic number.

It is not a de Polignac number, because 46931917 - 2³ = 46931909 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46931917.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46931317) 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, 1380334 + ... + 1380367.

It is an arithmetic number, because the mean of its divisors is an integer number (12423159).

Almost surely, 2^46931917 is an apocalyptic number.

It is an amenable number.

46931917 is a deficient number, since it is larger than the sum of its proper divisors (2760719).

46931917 is a wasteful number, since it uses less digits than its factorization.

46931917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2760718.

The product of its digits is 40824, while the sum is 40.

The square root of 46931917 is about 6850.6873377786. The cubic root of 46931917 is about 360.7082686949.

The spelling of 46931917 in words is "forty-six million, nine hundred thirty-one thousand, nine hundred seventeen".