4253634 has 120 divisors (see below), whose sum is σ = 12359424. Its totient is φ = 1069200.

The previous prime is 4253617. The next prime is 4253651. The reversal of 4253634 is 4363524.

4253634 is a `hidden beast` number, since 4 + 25 + 3 + 634 = 666.

It is an interprime number because it is at equal distance from previous prime (4253617) and next prime (4253651).

It is a Harshad number since it is a multiple of its sum of digits (27).

Its product of digits (8640) is a multiple of the sum of its prime divisors (54).

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 4253598 and 4253607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 137199 + ... + 137229.

Almost surely, 2^4253634 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4253634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6179712).

4253634 is an abundant number, since it is smaller than the sum of its proper divisors (8105790).

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

4253634 is a wasteful number, since it uses less digits than its factorization.

4253634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74 (or 54 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 4253634 is about 2062.4339989440. The cubic root of 4253634 is about 162.0267445557.

The spelling of 4253634 in words is "four million, two hundred fifty-three thousand, six hundred thirty-four".