3749772 has 54 divisors (see below), whose sum is σ = 9699732. Its totient is φ = 1126944.

The previous prime is 3749771. The next prime is 3749773. The reversal of 3749772 is 2779473.

It is an interprime number because it is at equal distance from previous prime (3749771) and next prime (3749773).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 3749772.

It is not an unprimeable number, because it can be changed into a prime (3749771) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 87183 + ... + 87225.

Almost surely, 2^3749772 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 3749772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4849866).

3749772 is an abundant number, since it is smaller than the sum of its proper divisors (5949960).

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

3749772 is a wasteful number, since it uses less digits than its factorization.

3749772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119 (or 61 counting only the distinct ones).

The product of its digits is 74088, while the sum is 39.

The square root of 3749772 is about 1936.4328028620. The cubic root of 3749772 is about 155.3584765716.

Subtracting from 3749772 its reverse (2779473), we obtain a cube (970299 = 99³).

The spelling of 3749772 in words is "three million, seven hundred forty-nine thousand, seven hundred seventy-two".