1552025474 has 4 divisors (see below), whose sum is σ = 2328038214. Its totient is φ = 776012736.

The previous prime is 1552025473. The next prime is 1552025483. The reversal of 1552025474 is 4745202551.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1485717025 + 66308449 = 38545^2 + 8143^2 .

It is not an unprimeable number, because it can be changed into a prime (1552025473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 388006367 + ... + 388006370.

Almost surely, 2^1552025474 is an apocalyptic number.

1552025474 is a deficient number, since it is larger than the sum of its proper divisors (776012740).

1552025474 is an equidigital number, since it uses as much as digits as its factorization.

1552025474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776012739.

The product of its (nonzero) digits is 56000, while the sum is 35.

The square root of 1552025474 is about 39395.7545174604. The cubic root of 1552025474 is about 1157.7984089129.

It can be divided in two parts, 155202547 and 4, that added together give a palindrome (155202551).

The spelling of 1552025474 in words is "one billion, five hundred fifty-two million, twenty-five thousand, four hundred seventy-four".