334478479 has 4 divisors (see below), whose sum is σ = 335489320. Its totient is φ = 333467640.

The previous prime is 334478471. The next prime is 334478497. The reversal of 334478479 is 974874433.

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 334478479 - 2³ = 334478471 is a prime.

It is a super-2 number, since 2×334478479² = 223751705828306882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334478471) 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, 504924 + ... + 505585.

It is an arithmetic number, because the mean of its divisors is an integer number (83872330).

Almost surely, 2^334478479 is an apocalyptic number.

334478479 is a deficient number, since it is larger than the sum of its proper divisors (1010841).

334478479 is a wasteful number, since it uses less digits than its factorization.

334478479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010840.

The product of its digits is 2032128, while the sum is 49.

The square root of 334478479 is about 18288.7528005602. The cubic root of 334478479 is about 694.1543664955.

The spelling of 334478479 in words is "three hundred thirty-four million, four hundred seventy-eight thousand, four hundred seventy-nine".