3641567 has 4 divisors (see below), whose sum is σ = 3799920. Its totient is φ = 3483216.

The previous prime is 3641563. The next prime is 3641569. The reversal of 3641567 is 7651463.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3641567 - 2² = 3641563 is a prime.

It is a super-2 number, since 2×3641567² = 26522020430978, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3641563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79142 + ... + 79187.

It is an arithmetic number, because the mean of its divisors is an integer number (949980).

Almost surely, 2^3641567 is an apocalyptic number.

3641567 is a deficient number, since it is larger than the sum of its proper divisors (158353).

3641567 is a wasteful number, since it uses less digits than its factorization.

3641567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158352.

The product of its digits is 15120, while the sum is 32.

The square root of 3641567 is about 1908.2890242309. The cubic root of 3641567 is about 153.8495044078.

The spelling of 3641567 in words is "three million, six hundred forty-one thousand, five hundred sixty-seven".