1542022652 has 12 divisors (see below), whose sum is σ = 2708802096. Its totient is φ = 768079200.

The previous prime is 1542022637. The next prime is 1542022661. The reversal of 1542022652 is 2562202451.

It is a super-2 number, since 2×1542022652² = 4755667718562226208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 731849 + ... + 733952.

It is an arithmetic number, because the mean of its divisors is an integer number (225733508).

Almost surely, 2^1542022652 is an apocalyptic number.

It is an amenable number.

1542022652 is a deficient number, since it is larger than the sum of its proper divisors (1166779444).

1542022652 is a wasteful number, since it uses less digits than its factorization.

1542022652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466068 (or 1466066 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1542022652 is about 39268.5962570602. The cubic root of 1542022652 is about 1155.3057047028.

The spelling of 1542022652 in words is "one billion, five hundred forty-two million, twenty-two thousand, six hundred fifty-two".