5420657 has 8 divisors (see below), whose sum is σ = 5948640. Its totient is φ = 4898560.

The previous prime is 5420633. The next prime is 5420669. The reversal of 5420657 is 7560245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5420657 - 2²² = 1226353 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5420627) 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, 593 + ... + 3345.

It is an arithmetic number, because the mean of its divisors is an integer number (743580).

Almost surely, 2^5420657 is an apocalyptic number.

It is an amenable number.

5420657 is a deficient number, since it is larger than the sum of its proper divisors (527983).

5420657 is a wasteful number, since it uses less digits than its factorization.

5420657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2943.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 5420657 is about 2328.2304439209. The cubic root of 5420657 is about 175.6644886572.

The spelling of 5420657 in words is "five million, four hundred twenty thousand, six hundred fifty-seven".