3631716 has 60 divisors (see below), whose sum is σ = 10367280. Its totient is φ = 1099440.

The previous prime is 3631703. The next prime is 3631729. The reversal of 3631716 is 6171363.

It is an interprime number because it is at equal distance from previous prime (3631703) and next prime (3631729).

It is a super-2 number, since 2×3631716² = 26378722209312, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3631716.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3055 + ... + 4073.

It is an arithmetic number, because the mean of its divisors is an integer number (172788).

Almost surely, 2^3631716 is an apocalyptic number.

3631716 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

3631716 is the 1019-th nonagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3631716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5183640).

3631716 is an abundant number, since it is smaller than the sum of its proper divisors (6735564).

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

3631716 is a wasteful number, since it uses less digits than its factorization.

3631716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046 (or 1035 counting only the distinct ones).

The product of its digits is 2268, while the sum is 27.

The square root of 3631716 is about 1905.7061683271. The cubic root of 3631716 is about 153.7106502512.

The spelling of 3631716 in words is "three million, six hundred thirty-one thousand, seven hundred sixteen".