5492921 has 16 divisors (see below), whose sum is σ = 6865920. Its totient is φ = 4285440.

The previous prime is 5492917. The next prime is 5492939. The reversal of 5492921 is 1292945.

It is not a de Polignac number, because 5492921 - 2² = 5492917 is a prime.

It is a super-2 number, since 2×5492921² = 60344362224482, which contains 22 as substring.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5492621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2945 + ... + 4433.

It is an arithmetic number, because the mean of its divisors is an integer number (429120).

Almost surely, 2^5492921 is an apocalyptic number.

It is an amenable number.

5492921 is a deficient number, since it is larger than the sum of its proper divisors (1372999).

5492921 is a wasteful number, since it uses less digits than its factorization.

5492921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544.

The product of its digits is 6480, while the sum is 32.

The square root of 5492921 is about 2343.6981460931. The cubic root of 5492921 is about 176.4416529312.

The spelling of 5492921 in words is "five million, four hundred ninety-two thousand, nine hundred twenty-one".