4077431 has 4 divisors (see below), whose sum is σ = 4146600. Its totient is φ = 4008264.

The previous prime is 4077421. The next prime is 4077439. The reversal of 4077431 is 1347704.

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

It is a cyclic number.

It is not a de Polignac number, because 4077431 - 2¹⁴ = 4061047 is a prime.

It is a super-2 number, since 2×4077431² = 33250887119522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4077431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4077439) 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, 34496 + ... + 34613.

It is an arithmetic number, because the mean of its divisors is an integer number (1036650).

Almost surely, 2^4077431 is an apocalyptic number.

4077431 is a deficient number, since it is larger than the sum of its proper divisors (69169).

4077431 is an equidigital number, since it uses as much as digits as its factorization.

4077431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69168.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 4077431 is about 2019.2649652782. The cubic root of 4077431 is about 159.7578498514.

The spelling of 4077431 in words is "four million, seventy-seven thousand, four hundred thirty-one".