3642544537 has 8 divisors (see below), whose sum is σ = 3727018080. Its totient is φ = 3558828960.

The previous prime is 3642544501. The next prime is 3642544541. The reversal of 3642544537 is 7354452463.

3642544537 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3642544537 - 2²³ = 3634155929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3642544493 and 3642544502.

It is not an unprimeable number, because it can be changed into a prime (3642544337) 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, 179764 + ... + 198997.

It is an arithmetic number, because the mean of its divisors is an integer number (465877260).

Almost surely, 2^3642544537 is an apocalyptic number.

It is an amenable number.

3642544537 is a deficient number, since it is larger than the sum of its proper divisors (84473543).

3642544537 is a wasteful number, since it uses less digits than its factorization.

3642544537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378983.

The product of its digits is 1209600, while the sum is 43.

The square root of 3642544537 is about 60353.4964770062. The cubic root of 3642544537 is about 1538.6326955596.

The spelling of 3642544537 in words is "three billion, six hundred forty-two million, five hundred forty-four thousand, five hundred thirty-seven".