3698620 has 24 divisors (see below), whose sum is σ = 7848288. Its totient is φ = 1464000.

The previous prime is 3698581. The next prime is 3698623. The reversal of 3698620 is 268963.

It is a happy number.

It is a d-powerful number, because it can be written as 3¹³ + 6² + 9⁴ + 8³ + 6² + 2²¹ + 0 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3698623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1105 + ... + 2935.

It is an arithmetic number, because the mean of its divisors is an integer number (327012).

Almost surely, 2^3698620 is an apocalyptic number.

It is an amenable number.

3698620 is an abundant number, since it is smaller than the sum of its proper divisors (4149668).

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

3698620 is a wasteful number, since it uses less digits than its factorization.

3698620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941 (or 1939 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 3698620 is about 1923.1796587943. The cubic root of 3698620 is about 154.6488059868.

The spelling of 3698620 in words is "three million, six hundred ninety-eight thousand, six hundred twenty".