3641497642 has 8 divisors (see below), whose sum is σ = 5462676576. Its totient is φ = 1820605452.

The previous prime is 3641497633. The next prime is 3641497667. The reversal of 3641497642 is 2467941463.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 3641497592 and 3641497601.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36478 + ... + 92809.

It is an arithmetic number, because the mean of its divisors is an integer number (682834572).

Almost surely, 2^3641497642 is an apocalyptic number.

3641497642 is a deficient number, since it is larger than the sum of its proper divisors (1821178934).

3641497642 is a wasteful number, since it uses less digits than its factorization.

3641497642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143372.

The product of its digits is 870912, while the sum is 46.

The square root of 3641497642 is about 60344.8228268175. The cubic root of 3641497642 is about 1538.4852765231.

The spelling of 3641497642 in words is "three billion, six hundred forty-one million, four hundred ninety-seven thousand, six hundred forty-two".