47409264 has 90 divisors (see below), whose sum is σ = 154365120. Its totient is φ = 13543488.

The previous prime is 47409251. The next prime is 47409281. The reversal of 47409264 is 46290474.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3697 + ... + 10415.

It is an arithmetic number, because the mean of its divisors is an integer number (1715168).

Almost surely, 2^47409264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47409264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77182560).

47409264 is an abundant number, since it is smaller than the sum of its proper divisors (106955856).

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

47409264 is a wasteful number, since it uses less digits than its factorization.

47409264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6747 (or 6731 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 47409264 is about 6885.4385481246. The cubic root of 47409264 is about 361.9270734123.

The spelling of 47409264 in words is "forty-seven million, four hundred nine thousand, two hundred sixty-four".