34712928 has 48 divisors (see below), whose sum is σ = 101248560. Its totient is φ = 11570688.

The previous prime is 34712927. The next prime is 34712939. The reversal of 34712928 is 82921743.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 34712892 and 34712901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34712921) 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, 19225 + ... + 20952.

It is an arithmetic number, because the mean of its divisors is an integer number (2109345).

Almost surely, 2^34712928 is an apocalyptic number.

It is an amenable number.

34712928 is an abundant number, since it is smaller than the sum of its proper divisors (66535632).

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

34712928 is a wasteful number, since it uses less digits than its factorization.

34712928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40196 (or 40182 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 34712928 is about 5891.7678161991. The cubic root of 34712928 is about 326.2098589800.

The spelling of 34712928 in words is "thirty-four million, seven hundred twelve thousand, nine hundred twenty-eight".