1552814490 has 64 divisors (see below), whose sum is σ = 3853163520. Its totient is φ = 400081920.

The previous prime is 1552814489. The next prime is 1552814513. The reversal of 1552814490 is 944182551.

It is a super-2 number, since 2×1552814490² = 4822465680707920200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 907756 + ... + 909464.

It is an arithmetic number, because the mean of its divisors is an integer number (60205680).

Almost surely, 2^1552814490 is an apocalyptic number.

1552814490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1552814490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1926581760).

1552814490 is an abundant number, since it is smaller than the sum of its proper divisors (2300349030).

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

1552814490 is a wasteful number, since it uses less digits than its factorization.

1552814490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2727.

The product of its (nonzero) digits is 57600, while the sum is 39.

The square root of 1552814490 is about 39405.7672175026. The cubic root of 1552814490 is about 1157.9945755188.

The spelling of 1552814490 in words is "one billion, five hundred fifty-two million, eight hundred fourteen thousand, four hundred ninety".