34401999 has 16 divisors (see below), whose sum is σ = 48688992. Its totient is φ = 21531648.

The previous prime is 34401973. The next prime is 34402001. The reversal of 34401999 is 99910443.

It is not a de Polignac number, because 34401999 - 2⁵ = 34401967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34401919) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32787 + ... + 33819.

It is an arithmetic number, because the mean of its divisors is an integer number (3043062).

Almost surely, 2^34401999 is an apocalyptic number.

34401999 is a deficient number, since it is larger than the sum of its proper divisors (14286993).

34401999 is a wasteful number, since it uses less digits than its factorization.

34401999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 34401999 is about 5865.3217303060. The cubic root of 34401999 is about 325.2329659048.

The spelling of 34401999 in words is "thirty-four million, four hundred one thousand, nine hundred ninety-nine".