5099421 has 8 divisors (see below), whose sum is σ = 6844864. Its totient is φ = 3376800.

The previous prime is 5099411. The next prime is 5099443. The reversal of 5099421 is 1249905.

It is a happy number.

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

It is not a de Polignac number, because 5099421 - 2⁶ = 5099357 is a prime.

It is a Duffinian number.

5099421 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5099411) 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, 5176 + ... + 6081.

It is an arithmetic number, because the mean of its divisors is an integer number (855608).

Almost surely, 2^5099421 is an apocalyptic number.

It is an amenable number.

5099421 is a deficient number, since it is larger than the sum of its proper divisors (1745443).

5099421 is a wasteful number, since it uses less digits than its factorization.

5099421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11411.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 5099421 is about 2258.1897617339. The cubic root of 5099421 is about 172.1235478845.

It can be divided in two parts, 50994 and 21, that added together give a palindrome (51015).

The spelling of 5099421 in words is "five million, ninety-nine thousand, four hundred twenty-one".