1342561404 has 24 divisors (see below), whose sum is σ = 3133269328. Its totient is φ = 447431040.

The previous prime is 1342561379. The next prime is 1342561427. The reversal of 1342561404 is 4041652431.

It is a super-2 number, since 2×1342561404² = 3604942247020902432, 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 7 ways as a sum of consecutive naturals, for example, 83334 + ... + 98130.

Almost surely, 2^1342561404 is an apocalyptic number.

It is an amenable number.

1342561404 is an abundant number, since it is smaller than the sum of its proper divisors (1790707924).

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

1342561404 is a wasteful number, since it uses less digits than its factorization.

1342561404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22365 (or 22363 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 1342561404 is about 36640.9798449769. The cubic root of 1342561404 is about 1103.1757822353.

The spelling of 1342561404 in words is "one billion, three hundred forty-two million, five hundred sixty-one thousand, four hundred four".