4662391 has 4 divisors (see below), whose sum is σ = 4907800. Its totient is φ = 4416984.

The previous prime is 4662389. The next prime is 4662401. The reversal of 4662391 is 1932664.

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 4662391 - 2¹ = 4662389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4662331) 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, 122676 + ... + 122713.

It is an arithmetic number, because the mean of its divisors is an integer number (1226950).

Almost surely, 2^4662391 is an apocalyptic number.

4662391 is a deficient number, since it is larger than the sum of its proper divisors (245409).

4662391 is a wasteful number, since it uses less digits than its factorization.

4662391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245408.

The product of its digits is 7776, while the sum is 31.

The square root of 4662391 is about 2159.2570481534. The cubic root of 4662391 is about 167.0588794021.

The spelling of 4662391 in words is "four million, six hundred sixty-two thousand, three hundred ninety-one".