1534421764 has 12 divisors (see below), whose sum is σ = 2689418704. Its totient is φ = 766016424.

The previous prime is 1534421743. The next prime is 1534421789. The reversal of 1534421764 is 4671244351.

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, 295722 + ... + 300865.

Almost surely, 2^1534421764 is an apocalyptic number.

It is an amenable number.

1534421764 is a deficient number, since it is larger than the sum of its proper divisors (1154996940).

1534421764 is a wasteful number, since it uses less digits than its factorization.

1534421764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597234 (or 597232 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 1534421764 is about 39171.6959551153. The cubic root of 1534421764 is about 1153.4043454407.

The spelling of 1534421764 in words is "one billion, five hundred thirty-four million, four hundred twenty-one thousand, seven hundred sixty-four".