34523874 has 192 divisors, whose sum is σ = 105338880. Its totient is φ = 8125920.

The previous prime is 34523861. The next prime is 34523887. The reversal of 34523874 is 47832543.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (34523861) and next prime (34523887).

It is an alternating number because its digits alternate between odd and even.

Its product of digits (80640) is a multiple of the sum of its prime factors (90).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1501027 + ... + 1501049.

It is an arithmetic number, because the mean of its divisors is an integer number (548640).

Almost surely, 2^34523874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34523874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52669440).

34523874 is an abundant number, since it is smaller than the sum of its proper divisors (70815006).

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

34523874 is a wasteful number, since it uses less digits than its factorization.

34523874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90 (or 65 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 34523874 is about 5875.7020006124. The cubic root of 34523874 is about 325.6165778353.

The spelling of 34523874 in words is "thirty-four million, five hundred twenty-three thousand, eight hundred seventy-four".