4521492 has 18 divisors (see below), whose sum is σ = 11429418. Its totient is φ = 1507152.

The previous prime is 4521427. The next prime is 4521509. The reversal of 4521492 is 2941254.

It can be written as a sum of positive squares in only one way, i.e., 3825936 + 695556 = 1956^2 + 834^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 62763 + ... + 62834.

Almost surely, 2^4521492 is an apocalyptic number.

It is an amenable number.

4521492 is an abundant number, since it is smaller than the sum of its proper divisors (6907926).

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

4521492 is a wasteful number, since it uses less digits than its factorization.

4521492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125607 (or 125602 counting only the distinct ones).

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

The square root of 4521492 is about 2126.3800224795. The cubic root of 4521492 is about 165.3587785297.

The spelling of 4521492 in words is "four million, five hundred twenty-one thousand, four hundred ninety-two".