6453090 has 48 divisors (see below), whose sum is σ = 19176768. Its totient is φ = 1474848.

The previous prime is 6453089. The next prime is 6453101. The reversal of 6453090 is 903546.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4492 + ... + 5751.

It is an arithmetic number, because the mean of its divisors is an integer number (399516).

Almost surely, 2^6453090 is an apocalyptic number.

6453090 is an abundant number, since it is smaller than the sum of its proper divisors (12723678).

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

6453090 is a wasteful number, since it uses less digits than its factorization.

6453090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10263 (or 10260 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 6453090 is about 2540.2932901537. The cubic root of 6453090 is about 186.1755193689.

It can be divided in two parts, 64530 and 90, that added together give a triangular number (64620 = T₃₅₉).

The spelling of 6453090 in words is "six million, four hundred fifty-three thousand, ninety".