34140628 has 6 divisors (see below), whose sum is σ = 59746106. Its totient is φ = 17070312.

The previous prime is 34140611. The next prime is 34140629. The reversal of 34140628 is 82604143.

It can be written as a sum of positive squares in only one way, i.e., 34128964 + 11664 = 5842^2 + 108^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34140596 and 34140605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34140629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4267575 + ... + 4267582.

Almost surely, 2^34140628 is an apocalyptic number.

It is an amenable number.

34140628 is a deficient number, since it is larger than the sum of its proper divisors (25605478).

34140628 is a wasteful number, since it uses less digits than its factorization.

34140628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8535161 (or 8535159 counting only the distinct ones).

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

The square root of 34140628 is about 5842.9982029776. The cubic root of 34140628 is about 324.4072129285.

The spelling of 34140628 in words is "thirty-four million, one hundred forty thousand, six hundred twenty-eight".