46472639 has 4 divisors (see below), whose sum is σ = 47606160. Its totient is φ = 45339120.

The previous prime is 46472633. The next prime is 46472677. The reversal of 46472639 is 93627464.

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

It is a cyclic number.

It is not a de Polignac number, because 46472639 - 2⁸ = 46472383 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 1133479 = 46472639 / (4 + 6 + 4 + 7 + 2 + 6 + 3 + 9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46472596 and 46472605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46472633) 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, 566699 + ... + 566780.

It is an arithmetic number, because the mean of its divisors is an integer number (11901540).

Almost surely, 2^46472639 is an apocalyptic number.

46472639 is a deficient number, since it is larger than the sum of its proper divisors (1133521).

46472639 is a wasteful number, since it uses less digits than its factorization.

46472639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133520.

The product of its digits is 217728, while the sum is 41.

The square root of 46472639 is about 6817.0843474318. The cubic root of 46472639 is about 359.5277733216.

The spelling of 46472639 in words is "forty-six million, four hundred seventy-two thousand, six hundred thirty-nine".