47621244 has 36 divisors (see below), whose sum is σ = 122139752. Its totient is φ = 14430240.

The previous prime is 47621243. The next prime is 47621263. The reversal of 47621244 is 44212674.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47621243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14947 + ... + 17850.

Almost surely, 2^47621244 is an apocalyptic number.

47621244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

47621244 is an abundant number, since it is smaller than the sum of its proper divisors (74518508).

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

47621244 is a wasteful number, since it uses less digits than its factorization.

47621244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32826 (or 32813 counting only the distinct ones).

The product of its digits is 10752, while the sum is 30.

The square root of 47621244 is about 6900.8147345078. The cubic root of 47621244 is about 362.4656969522.

It can be divided in two parts, 4762 and 1244, that added together give a palindrome (6006).

The spelling of 47621244 in words is "forty-seven million, six hundred twenty-one thousand, two hundred forty-four".