4937421 has 16 divisors (see below), whose sum is σ = 6773760. Its totient is φ = 3198000.

The previous prime is 4937417. The next prime is 4937423. The reversal of 4937421 is 1247394.

It is a happy number.

It is not a de Polignac number, because 4937421 - 2² = 4937417 is a prime.

It is a super-2 number, since 2×4937421² = 48756252262482, which contains 22 as substring.

4937421 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4937423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19546 + ... + 19796.

It is an arithmetic number, because the mean of its divisors is an integer number (423360).

Almost surely, 2^4937421 is an apocalyptic number.

It is an amenable number.

4937421 is a deficient number, since it is larger than the sum of its proper divisors (1836339).

4937421 is a wasteful number, since it uses less digits than its factorization.

4937421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416.

The product of its digits is 6048, while the sum is 30.

The square root of 4937421 is about 2222.0308278690. The cubic root of 4937421 is about 170.2812070161.

The spelling of 4937421 in words is "four million, nine hundred thirty-seven thousand, four hundred twenty-one".