4937581 has 4 divisors (see below), whose sum is σ = 5386464. Its totient is φ = 4488700.

The previous prime is 4937573. The next prime is 4937641. The reversal of 4937581 is 1857394.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4937581 - 2³ = 4937573 is a prime.

It is a super-2 number, since 2×4937581² = 48759412263122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4937581.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4937551) 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, 224425 + ... + 224446.

It is an arithmetic number, because the mean of its divisors is an integer number (1346616).

Almost surely, 2^4937581 is an apocalyptic number.

It is an amenable number.

4937581 is a deficient number, since it is larger than the sum of its proper divisors (448883).

4937581 is a wasteful number, since it uses less digits than its factorization.

4937581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448882.

The product of its digits is 30240, while the sum is 37.

The square root of 4937581 is about 2222.0668306781. The cubic root of 4937581 is about 170.2830463501.

The spelling of 4937581 in words is "four million, nine hundred thirty-seven thousand, five hundred eighty-one".