34157424 has 80 divisors (see below), whose sum is σ = 101485568. Its totient is φ = 9697536.

The previous prime is 34157423. The next prime is 34157429. The reversal of 34157424 is 42475143.

It is a super-2 number, since 2×34157424² = 2333459228631552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34157391 and 34157400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34157423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92889 + ... + 93255.

Almost surely, 2^34157424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34157424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50742784).

34157424 is an abundant number, since it is smaller than the sum of its proper divisors (67328144).

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

34157424 is a wasteful number, since it uses less digits than its factorization.

34157424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662 (or 656 counting only the distinct ones).

The product of its digits is 13440, while the sum is 30.

The square root of 34157424 is about 5844.4353020630. The cubic root of 34157424 is about 324.4604032238.

The spelling of 34157424 in words is "thirty-four million, one hundred fifty-seven thousand, four hundred twenty-four".