6402473 has 12 divisors (see below), whose sum is σ = 8043840. Its totient is φ = 4988280.

The previous prime is 6402457. The next prime is 6402493. The reversal of 6402473 is 3742046.

It is a happy number.

It is not a de Polignac number, because 6402473 - 2⁴ = 6402457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6402413) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2933 + ... + 4626.

It is an arithmetic number, because the mean of its divisors is an integer number (670320).

Almost surely, 2^6402473 is an apocalyptic number.

It is an amenable number.

6402473 is a deficient number, since it is larger than the sum of its proper divisors (1641367).

6402473 is a wasteful number, since it uses less digits than its factorization.

6402473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7588 (or 7577 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 6402473 is about 2530.3108504688. The cubic root of 6402473 is about 185.6874641175.

It can be divided in two parts, 640 and 2473, that added together give a palindrome (3113).

The spelling of 6402473 in words is "six million, four hundred two thousand, four hundred seventy-three".