34878164 has 6 divisors (see below), whose sum is σ = 61036794. Its totient is φ = 17439080.

The previous prime is 34878163. The next prime is 34878199. The reversal of 34878164 is 46187843.

It can be written as a sum of positive squares in only one way, i.e., 32604100 + 2274064 = 5710^2 + 1508^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34878163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4359767 + ... + 4359774.

It is an arithmetic number, because the mean of its divisors is an integer number (10172799).

Almost surely, 2^34878164 is an apocalyptic number.

It is an amenable number.

34878164 is a deficient number, since it is larger than the sum of its proper divisors (26158630).

34878164 is a wasteful number, since it uses less digits than its factorization.

34878164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8719545 (or 8719543 counting only the distinct ones).

The product of its digits is 129024, while the sum is 41.

The square root of 34878164 is about 5905.7737850344. The cubic root of 34878164 is about 326.7266339074.

The spelling of 34878164 in words is "thirty-four million, eight hundred seventy-eight thousand, one hundred sixty-four".