1402680 has 32 divisors (see below), whose sum is σ = 4208400. Its totient is φ = 374016.

The previous prime is 1402673. The next prime is 1402693. The reversal of 1402680 is 862041.

It is a super-2 number, since 2×1402680² = 3935022364800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5725 + ... + 5964.

2^1402680 is an apocalyptic number.

1402680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1402680 is an abundant number, since it is smaller than the sum of its proper divisors (2805720).

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

1402680 is a wasteful number, since it uses less digits than its factorization.

1402680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11703 (or 11699 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1402680 is about 1184.3479218540. The cubic root of 1402680 is about 111.9402317160.

The spelling of 1402680 in words is "one million, four hundred two thousand, six hundred eighty".