3642246 has 20 divisors (see below), whose sum is σ = 8161692. Its totient is φ = 1214028.

The previous prime is 3642241. The next prime is 3642251. The reversal of 3642246 is 6422463.

It is an interprime number because it is at equal distance from previous prime (3642241) and next prime (3642251).

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

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3642241) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 11080 + ... + 11403.

Almost surely, 2^3642246 is an apocalyptic number.

3642246 is an abundant number, since it is smaller than the sum of its proper divisors (4519446).

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

3642246 is a wasteful number, since it uses less digits than its factorization.

3642246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22497 (or 22488 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 3642246 is about 1908.4669239995. The cubic root of 3642246 is about 153.8590659804.

The spelling of 3642246 in words is "three million, six hundred forty-two thousand, two hundred forty-six".