34297740 has 36 divisors (see below), whose sum is σ = 104037024. Its totient is φ = 9146016.

The previous prime is 34297709. The next prime is 34297759. The reversal of 34297740 is 4779243.

It is a tau number, because it is divible by the number of its divisors (36).

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 = 34297695 and 34297704.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95092 + ... + 95451.

Almost surely, 2^34297740 is an apocalyptic number.

34297740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34297740 is an abundant number, since it is smaller than the sum of its proper divisors (69739284).

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

34297740 is a wasteful number, since it uses less digits than its factorization.

34297740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190558 (or 190553 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 34297740 is about 5856.4272385133. The cubic root of 34297740 is about 324.9040821480.

The spelling of 34297740 in words is "thirty-four million, two hundred ninety-seven thousand, seven hundred forty".