3626740 has 72 divisors (see below), whose sum is σ = 8762040. Its totient is φ = 1257984.

The previous prime is 3626723. The next prime is 3626741. The reversal of 3626740 is 476263.

3626740 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 1205604 + 2421136 = 1098^2 + 1556^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3626699 and 3626708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3626741) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98002 + ... + 98038.

It is an arithmetic number, because the mean of its divisors is an integer number (121695).

Almost surely, 2^3626740 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 3626740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4381020).

3626740 is an abundant number, since it is smaller than the sum of its proper divisors (5135300).

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

3626740 is a wasteful number, since it uses less digits than its factorization.

3626740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 3626740 is about 1904.4001680319. The cubic root of 3626740 is about 153.6404158874.

The spelling of 3626740 in words is "three million, six hundred twenty-six thousand, seven hundred forty".