1404340680 has 32 divisors (see below), whose sum is σ = 4213022400. Its totient is φ = 374490816.

The previous prime is 1404340649. The next prime is 1404340687. The reversal of 1404340680 is 860434041.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1404340687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5851300 + ... + 5851539.

It is an arithmetic number, because the mean of its divisors is an integer number (131656950).

Almost surely, 2^1404340680 is an apocalyptic number.

1404340680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1404340680 is an abundant number, since it is smaller than the sum of its proper divisors (2808681720).

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

1404340680 is a wasteful number, since it uses less digits than its factorization.

1404340680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11702853 (or 11702849 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 1404340680 is about 37474.5337529368. The cubic root of 1404340680 is about 1119.8439089443.

The spelling of 1404340680 in words is "one billion, four hundred four million, three hundred forty thousand, six hundred eighty".