3772566 has 48 divisors (see below), whose sum is σ = 9484800. Its totient is φ = 1061424.

The previous prime is 3772547. The next prime is 3772577. The reversal of 3772566 is 6652773.

It is a happy number.

It is a d-powerful number, because it can be written as 3¹³ + 7³ + 7⁴ + 2²¹ + 5⁷ + 6 + 6³ .

It is a self number, because there is not a number n which added to its sum of digits gives 3772566.

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, 9765 + ... + 10143.

It is an arithmetic number, because the mean of its divisors is an integer number (197600).

Almost surely, 2^3772566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3772566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4742400).

3772566 is an abundant number, since it is smaller than the sum of its proper divisors (5712234).

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

3772566 is a wasteful number, since it uses less digits than its factorization.

3772566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 470 counting only the distinct ones).

The product of its digits is 52920, while the sum is 36.

The square root of 3772566 is about 1942.3094501134. The cubic root of 3772566 is about 155.6726369869.

The spelling of 3772566 in words is "three million, seven hundred seventy-two thousand, five hundred sixty-six".