4937540021 has 8 divisors (see below), whose sum is σ = 5128064640. Its totient is φ = 4750576768.

The previous prime is 4937540017. The next prime is 4937540033. The reversal of 4937540021 is 1200457394.

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 4937540021 - 2² = 4937540017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4937540011) 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, 887516 + ... + 893061.

It is an arithmetic number, because the mean of its divisors is an integer number (641008080).

Almost surely, 2^4937540021 is an apocalyptic number.

It is an amenable number.

4937540021 is a deficient number, since it is larger than the sum of its proper divisors (190524619).

4937540021 is a wasteful number, since it uses less digits than its factorization.

4937540021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1780683.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 4937540021 is about 70267.6313888550. The cubic root of 4937540021 is about 1702.8257526596.

The spelling of 4937540021 in words is "four billion, nine hundred thirty-seven million, five hundred forty thousand, twenty-one".