46722647 has 4 divisors (see below), whose sum is σ = 49471056. Its totient is φ = 43974240.

The previous prime is 46722623. The next prime is 46722649. The reversal of 46722647 is 74622764.

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

It is not a de Polignac number, because 46722647 - 2⁶ = 46722583 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 46722647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46722649) 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, 1374179 + ... + 1374212.

It is an arithmetic number, because the mean of its divisors is an integer number (12367764).

Almost surely, 2^46722647 is an apocalyptic number.

46722647 is a deficient number, since it is larger than the sum of its proper divisors (2748409).

46722647 is a wasteful number, since it uses less digits than its factorization.

46722647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2748408.

The product of its digits is 112896, while the sum is 38.

The square root of 46722647 is about 6835.3966234594. The cubic root of 46722647 is about 360.1713356240.

The spelling of 46722647 in words is "forty-six million, seven hundred twenty-two thousand, six hundred forty-seven".