340944398 has 8 divisors (see below), whose sum is σ = 538333320. Its totient is φ = 161499960.

The previous prime is 340944347. The next prime is 340944407. The reversal of 340944398 is 893449043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4486073 + ... + 4486148.

It is an arithmetic number, because the mean of its divisors is an integer number (67291665).

Almost surely, 2^340944398 is an apocalyptic number.

340944398 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

340944398 is a deficient number, since it is larger than the sum of its proper divisors (197388922).

340944398 is a wasteful number, since it uses less digits than its factorization.

340944398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8972242.

The product of its (nonzero) digits is 373248, while the sum is 44.

The square root of 340944398 is about 18464.6797426871. The cubic root of 340944398 is about 698.5988284758.

The spelling of 340944398 in words is "three hundred forty million, nine hundred forty-four thousand, three hundred ninety-eight".