1340075580 has 24 divisors (see below), whose sum is σ = 3752211792. Its totient is φ = 357353472.

The previous prime is 1340075579. The next prime is 1340075593. The reversal of 1340075580 is 855700431.

It is a super-2 number, since 2×1340075580² = 3591605120224672800, 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, 11167237 + ... + 11167356.

It is an arithmetic number, because the mean of its divisors is an integer number (156342158).

Almost surely, 2^1340075580 is an apocalyptic number.

1340075580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340075580 is an abundant number, since it is smaller than the sum of its proper divisors (2412136212).

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

1340075580 is a wasteful number, since it uses less digits than its factorization.

1340075580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22334605 (or 22334603 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 1340075580 is about 36607.0427650200. The cubic root of 1340075580 is about 1102.4944986639.

The spelling of 1340075580 in words is "one billion, three hundred forty million, seventy-five thousand, five hundred eighty".