49213421 has 8 divisors (see below), whose sum is σ = 49806144. Its totient is φ = 48623680.

The previous prime is 49213387. The next prime is 49213427. The reversal of 49213421 is 12431294.

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 49213421 - 2¹⁴ = 49197037 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 (49213427) 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, 55040 + ... + 55926.

It is an arithmetic number, because the mean of its divisors is an integer number (6225768).

Almost surely, 2^49213421 is an apocalyptic number.

It is an amenable number.

49213421 is a deficient number, since it is larger than the sum of its proper divisors (592723).

49213421 is a wasteful number, since it uses less digits than its factorization.

49213421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1491.

The product of its digits is 1728, while the sum is 26.

The square root of 49213421 is about 7015.2277938781. The cubic root of 49213421 is about 366.4610754713.

The spelling of 49213421 in words is "forty-nine million, two hundred thirteen thousand, four hundred twenty-one".