5490397 has 4 divisors (see below), whose sum is σ = 5989536. Its totient is φ = 4991260.

The previous prime is 5490391. The next prime is 5490409. The reversal of 5490397 is 7930945.

5490397 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5490397 - 2³ = 5490389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5490391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249553 + ... + 249574.

It is an arithmetic number, because the mean of its divisors is an integer number (1497384).

Almost surely, 2^5490397 is an apocalyptic number.

It is an amenable number.

5490397 is a deficient number, since it is larger than the sum of its proper divisors (499139).

5490397 is a wasteful number, since it uses less digits than its factorization.

5490397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499138.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 5490397 is about 2343.1596189761. The cubic root of 5490397 is about 176.4146237810.

The spelling of 5490397 in words is "five million, four hundred ninety thousand, three hundred ninety-seven".