34878899 has 8 divisors (see below), whose sum is σ = 38350848. Its totient is φ = 31457160.

The previous prime is 34878887. The next prime is 34878911. The reversal of 34878899 is 99887843.

It is an interprime number because it is at equal distance from previous prime (34878887) and next prime (34878911).

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

It is a cyclic number.

It is not a de Polignac number, because 34878899 - 2⁸ = 34878643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34878839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11087 + ... + 13880.

It is an arithmetic number, because the mean of its divisors is an integer number (4793856).

Almost surely, 2^34878899 is an apocalyptic number.

34878899 is a deficient number, since it is larger than the sum of its proper divisors (3471949).

34878899 is a wasteful number, since it uses less digits than its factorization.

34878899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25105.

The product of its digits is 3483648, while the sum is 56.

The square root of 34878899 is about 5905.8360119461. The cubic root of 34878899 is about 326.7289289670.

The spelling of 34878899 in words is "thirty-four million, eight hundred seventy-eight thousand, eight hundred ninety-nine".