4435956 has 72 divisors (see below), whose sum is σ = 13278720. Its totient is φ = 1221696.

The previous prime is 4435943. The next prime is 4435961. The reversal of 4435956 is 6595344.

It is a happy number.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

Its product of digits (64800) is a multiple of the sum of its prime divisors (648).

It is a self number, because there is not a number n which added to its sum of digits gives 4435956.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7005 + ... + 7611.

Almost surely, 2^4435956 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 4435956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6639360).

4435956 is an abundant number, since it is smaller than the sum of its proper divisors (8842764).

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

4435956 is a wasteful number, since it uses less digits than its factorization.

4435956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653 (or 648 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 4435956 is about 2106.1709332341. The cubic root of 4435956 is about 164.3094000596.

The spelling of 4435956 in words is "four million, four hundred thirty-five thousand, nine hundred fifty-six".