34869378 has 16 divisors (see below), whose sum is σ = 70721856. Its totient is φ = 11459280.

The previous prime is 34869371. The next prime is 34869391. The reversal of 34869378 is 87396843.

It is not an unprimeable number, because it can be changed into a prime (34869371) 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, 40501 + ... + 41352.

It is an arithmetic number, because the mean of its divisors is an integer number (4420116).

Almost surely, 2^34869378 is an apocalyptic number.

34869378 is an abundant number, since it is smaller than the sum of its proper divisors (35852478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34869378 is a wasteful number, since it uses less digits than its factorization.

34869378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81929.

The product of its digits is 870912, while the sum is 48.

The square root of 34869378 is about 5905.0298898481. The cubic root of 34869378 is about 326.6991968623.

The spelling of 34869378 in words is "thirty-four million, eight hundred sixty-nine thousand, three hundred seventy-eight".