339899477 has 4 divisors (see below), whose sum is σ = 347804160. Its totient is φ = 331994796.

The previous prime is 339899473. The next prime is 339899489. The reversal of 339899477 is 774998933.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 339899477 - 2² = 339899473 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 (339899473) 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, 3952277 + ... + 3952362.

It is an arithmetic number, because the mean of its divisors is an integer number (86951040).

Almost surely, 2^339899477 is an apocalyptic number.

It is an amenable number.

339899477 is a deficient number, since it is larger than the sum of its proper divisors (7904683).

339899477 is an equidigital number, since it uses as much as digits as its factorization.

339899477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7904682.

The product of its digits is 10287648, while the sum is 59.

The square root of 339899477 is about 18436.3629005289. The cubic root of 339899477 is about 697.8844132541.

The spelling of 339899477 in words is "three hundred thirty-nine million, eight hundred ninety-nine thousand, four hundred seventy-seven".