2451492 has 24 divisors (see below), whose sum is σ = 6356000. Its totient is φ = 817128.

The previous prime is 2451487. The next prime is 2451499. The reversal of 2451492 is 2941542.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2451499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11242 + ... + 11457.

2^2451492 is an apocalyptic number.

It is an amenable number.

2451492 is an abundant number, since it is smaller than the sum of its proper divisors (3904508).

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

2451492 is a wasteful number, since it uses less digits than its factorization.

2451492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22712 (or 22704 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 2451492 is about 1565.7241136292. The cubic root of 2451492 is about 134.8373349435.

The spelling of 2451492 in words is "two million, four hundred fifty-one thousand, four hundred ninety-two".