47965166 has 32 divisors (see below), whose sum is σ = 77552640. Its totient is φ = 22198176.

The previous prime is 47965163. The next prime is 47965193. The reversal of 47965166 is 66156974.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47965163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243380 + ... + 243576.

It is an arithmetic number, because the mean of its divisors is an integer number (2423520).

Almost surely, 2^47965166 is an apocalyptic number.

47965166 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

47965166 is a deficient number, since it is larger than the sum of its proper divisors (29587474).

47965166 is a wasteful number, since it uses less digits than its factorization.

47965166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368.

The product of its digits is 272160, while the sum is 44.

The square root of 47965166 is about 6925.6888466058. The cubic root of 47965166 is about 363.3361839876.

The spelling of 47965166 in words is "forty-seven million, nine hundred sixty-five thousand, one hundred sixty-six".