5451992 has 32 divisors (see below), whose sum is σ = 12583200. Its totient is φ = 2156544.

The previous prime is 5451961. The next prime is 5452009. The reversal of 5451992 is 2991545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3017 + ... + 4472.

It is an arithmetic number, because the mean of its divisors is an integer number (393225).

Almost surely, 2^5451992 is an apocalyptic number.

5451992 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

5451992 is an abundant number, since it is smaller than the sum of its proper divisors (7131208).

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

5451992 is a wasteful number, since it uses less digits than its factorization.

5451992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7515 (or 7511 counting only the distinct ones).

The product of its digits is 16200, while the sum is 35.

The square root of 5451992 is about 2334.9501065333. The cubic root of 5451992 is about 176.0023243495.

The spelling of 5451992 in words is "five million, four hundred fifty-one thousand, nine hundred ninety-two".