5555431 has 4 divisors (see below), whose sum is σ = 6349072. Its totient is φ = 4761792.

The previous prime is 5555401. The next prime is 5555461. The reversal of 5555431 is 1345555.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (5555401) and next prime (5555461).

It is not a de Polignac number, because 5555431 - 2⁹ = 5554919 is a prime.

It is a super-2 number, since 2×5555431² = 61725627191522, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 5555431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555401) 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, 396810 + ... + 396823.

It is an arithmetic number, because the mean of its divisors is an integer number (1587268).

Almost surely, 2^5555431 is an apocalyptic number.

5555431 is a deficient number, since it is larger than the sum of its proper divisors (793641).

5555431 is an equidigital number, since it uses as much as digits as its factorization.

5555431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793640.

The product of its digits is 7500, while the sum is 28.

The square root of 5555431 is about 2356.9961815837. The cubic root of 5555431 is about 177.1084379203.

The spelling of 5555431 in words is "five million, five hundred fifty-five thousand, four hundred thirty-one".