34628140 has 12 divisors (see below), whose sum is σ = 72719136. Its totient is φ = 13851248.

The previous prime is 34628137. The next prime is 34628161. The reversal of 34628140 is 4182643.

It is a junction number, because it is equal to n+sod(n) for n = 34628099 and 34628108.

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, 865684 + ... + 865723.

It is an arithmetic number, because the mean of its divisors is an integer number (6059928).

Almost surely, 2^34628140 is an apocalyptic number.

It is an amenable number.

34628140 is an abundant number, since it is smaller than the sum of its proper divisors (38090996).

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

34628140 is a wasteful number, since it uses less digits than its factorization.

34628140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1731416 (or 1731414 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 34628140 is about 5884.5679535544. The cubic root of 34628140 is about 325.9440480084.

The spelling of 34628140 in words is "thirty-four million, six hundred twenty-eight thousand, one hundred forty".