47722662 has 64 divisors (see below), whose sum is σ = 115200960. Its totient is φ = 14556672.

The previous prime is 47722643. The next prime is 47722691. The reversal of 47722662 is 26622774.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109998 + ... + 110430.

It is an arithmetic number, because the mean of its divisors is an integer number (1800015).

Almost surely, 2^47722662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47722662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57600480).

47722662 is an abundant number, since it is smaller than the sum of its proper divisors (67478298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47722662 is a wasteful number, since it uses less digits than its factorization.

47722662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 608 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 47722662 is about 6908.1590890772. The cubic root of 47722662 is about 362.7228264581.

It can be divided in two parts, 47722 and 662, that added together give a palindrome (48384).

The spelling of 47722662 in words is "forty-seven million, seven hundred twenty-two thousand, six hundred sixty-two".