2456402 has 8 divisors (see below), whose sum is σ = 3968076. Its totient is φ = 1133712.

The previous prime is 2456401. The next prime is 2456407. The reversal of 2456402 is 2046542.

It can be written as a sum of positive squares in 2 ways, for example, as 2430481 + 25921 = 1559^2 + 161^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2456401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47213 + ... + 47264.

2^2456402 is an apocalyptic number.

2456402 is a deficient number, since it is larger than the sum of its proper divisors (1511674).

2456402 is a wasteful number, since it uses less digits than its factorization.

2456402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94492.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2456402 is about 1567.2912939208. The cubic root of 2456402 is about 134.9272950993.

The spelling of 2456402 in words is "two million, four hundred fifty-six thousand, four hundred two".