3642456 has 16 divisors (see below), whose sum is σ = 9106200. Its totient is φ = 1214144.

The previous prime is 3642451. The next prime is 3642467. The reversal of 3642456 is 6542463.

3642456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a d-powerful number, because it can be written as 3³ + 6³ + 4⁴ + 2¹³ + 4⁵ + 5⁹ + 6⁸ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3642451) 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 3 ways as a sum of consecutive naturals, for example, 75861 + ... + 75908.

Almost surely, 2^3642456 is an apocalyptic number.

It is an amenable number.

3642456 is an abundant number, since it is smaller than the sum of its proper divisors (5463744).

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

3642456 is a wasteful number, since it uses less digits than its factorization.

3642456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151778 (or 151774 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 3642456 is about 1908.5219411890. The cubic root of 3642456 is about 153.8620229272.

The spelling of 3642456 in words is "three million, six hundred forty-two thousand, four hundred fifty-six".