5651406 has 24 divisors (see below), whose sum is σ = 12447864. Its totient is φ = 1852560.

The previous prime is 5651389. The next prime is 5651407. The reversal of 5651406 is 6041565.

5651406 = T₂₆₈ + T₂₆₉ + ... + T₃₇₅.

It is a happy number.

5651406 is a `hidden beast` number, since 5 + 651 + 4 + 0 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5651406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5651407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1476 + ... + 3671.

It is an arithmetic number, because the mean of its divisors is an integer number (518661).

Almost surely, 2^5651406 is an apocalyptic number.

5651406 is an abundant number, since it is smaller than the sum of its proper divisors (6796458).

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

5651406 is a wasteful number, since it uses less digits than its factorization.

5651406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5216 (or 5213 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 5651406 is about 2377.2686007265. The cubic root of 5651406 is about 178.1225222185.

The spelling of 5651406 in words is "five million, six hundred fifty-one thousand, four hundred six".