3642727 has 12 divisors (see below), whose sum is σ = 4093848. Its totient is φ = 3214400.

The previous prime is 3642721. The next prime is 3642731. The reversal of 3642727 is 7272463.

It is a happy number.

It is not a de Polignac number, because 3642727 - 2¹⁵ = 3609959 is a prime.

3642727 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3642721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18393 + ... + 18589.

It is an arithmetic number, because the mean of its divisors is an integer number (341154).

Almost surely, 2^3642727 is an apocalyptic number.

3642727 is a deficient number, since it is larger than the sum of its proper divisors (451121).

3642727 is a wasteful number, since it uses less digits than its factorization.

3642727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290 (or 249 counting only the distinct ones).

The product of its digits is 14112, while the sum is 31.

The square root of 3642727 is about 1908.5929372184. The cubic root of 3642727 is about 153.8658386286.

The spelling of 3642727 in words is "three million, six hundred forty-two thousand, seven hundred twenty-seven".