4666431 has 16 divisors (see below), whose sum is σ = 7757568. Its totient is φ = 2424000.

The previous prime is 4666423. The next prime is 4666433. The reversal of 4666431 is 1346664.

It is not a de Polignac number, because 4666431 - 2³ = 4666423 is a prime.

It is a super-2 number, since 2×4666431² = 43551156555522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4666433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9870 + ... + 10331.

It is an arithmetic number, because the mean of its divisors is an integer number (484848).

Almost surely, 2^4666431 is an apocalyptic number.

4666431 is a deficient number, since it is larger than the sum of its proper divisors (3091137).

4666431 is a wasteful number, since it uses less digits than its factorization.

4666431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20222.

The product of its digits is 10368, while the sum is 30.

The square root of 4666431 is about 2160.1923525464. The cubic root of 4666431 is about 167.1071181010.

It can be divided in two parts, 4 and 666431, that added together give a triangular number (666435 = T₁₁₅₄).

The spelling of 4666431 in words is "four million, six hundred sixty-six thousand, four hundred thirty-one".