1552664424 has 64 divisors (see below), whose sum is σ = 3985511040. Its totient is φ = 503767040.

The previous prime is 1552664387. The next prime is 1552664441. The reversal of 1552664424 is 4244662551.

1552664424 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 493384 + ... + 496520.

It is an arithmetic number, because the mean of its divisors is an integer number (62273610).

Almost surely, 2^1552664424 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 1552664424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1992755520).

1552664424 is an abundant number, since it is smaller than the sum of its proper divisors (2432846616).

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

1552664424 is a wasteful number, since it uses less digits than its factorization.

1552664424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3690 (or 3686 counting only the distinct ones).

The product of its digits is 230400, while the sum is 39.

The square root of 1552664424 is about 39403.8630593499. The cubic root of 1552664424 is about 1157.9572709527.

The spelling of 1552664424 in words is "one billion, five hundred fifty-two million, six hundred sixty-four thousand, four hundred twenty-four".