47921662 has 16 divisors (see below), whose sum is σ = 73084032. Its totient is φ = 23563800.

The previous prime is 47921647. The next prime is 47921669. The reversal of 47921662 is 26612974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47921669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31573 + ... + 33055.

It is an arithmetic number, because the mean of its divisors is an integer number (4567752).

Almost surely, 2^47921662 is an apocalyptic number.

47921662 is a deficient number, since it is larger than the sum of its proper divisors (25162370).

47921662 is a wasteful number, since it uses less digits than its factorization.

47921662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1743.

The product of its digits is 36288, while the sum is 37.

The square root of 47921662 is about 6922.5473635072. The cubic root of 47921662 is about 363.2263031450.

The spelling of 47921662 in words is "forty-seven million, nine hundred twenty-one thousand, six hundred sixty-two".