5251406 has 8 divisors (see below), whose sum is σ = 8219664. Its totient is φ = 2511520.

The previous prime is 5251361. The next prime is 5251409. The reversal of 5251406 is 6041525.

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

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5251409) 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, 57035 + ... + 57126.

It is an arithmetic number, because the mean of its divisors is an integer number (1027458).

Almost surely, 2^5251406 is an apocalyptic number.

5251406 is a deficient number, since it is larger than the sum of its proper divisors (2968258).

5251406 is a wasteful number, since it uses less digits than its factorization.

5251406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114186.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 5251406 is about 2291.5946412924. The cubic root of 5251406 is about 173.8168460768.

The spelling of 5251406 in words is "five million, two hundred fifty-one thousand, four hundred six".