1552423972 has 12 divisors (see below), whose sum is σ = 2963718576. Its totient is φ = 705647240.

The previous prime is 1552423967. The next prime is 1552423979. The reversal of 1552423972 is 2793242551.

It is not an unprimeable number, because it can be changed into a prime (1552423979) 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 in 3 ways as a sum of consecutive naturals, for example, 17641138 + ... + 17641225.

It is an arithmetic number, because the mean of its divisors is an integer number (246976548).

Almost surely, 2^1552423972 is an apocalyptic number.

It is an amenable number.

1552423972 is a deficient number, since it is larger than the sum of its proper divisors (1411294604).

1552423972 is a wasteful number, since it uses less digits than its factorization.

1552423972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35282378 (or 35282376 counting only the distinct ones).

The product of its digits is 151200, while the sum is 40.

The square root of 1552423972 is about 39400.8118190476. The cubic root of 1552423972 is about 1157.8974925245.

It can be divided in two parts, 1552 and 423972, that added together give a palindrome (425524).

The spelling of 1552423972 in words is "one billion, five hundred fifty-two million, four hundred twenty-three thousand, nine hundred seventy-two".