5403664 has 20 divisors (see below), whose sum is σ = 11965504. Its totient is φ = 2315808.

The previous prime is 5403661. The next prime is 5403667. The reversal of 5403664 is 4663045.

It is an interprime number because it is at equal distance from previous prime (5403661) and next prime (5403667).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (5403661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24012 + ... + 24235.

Almost surely, 2^5403664 is an apocalyptic number.

It is an amenable number.

5403664 is an abundant number, since it is smaller than the sum of its proper divisors (6561840).

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

5403664 is a wasteful number, since it uses less digits than its factorization.

5403664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48262 (or 48256 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 5403664 is about 2324.5782413160. The cubic root of 5403664 is about 175.4807353253.

The spelling of 5403664 in words is "five million, four hundred three thousand, six hundred sixty-four".