49333621 has 4 divisors (see below), whose sum is σ = 49555072. Its totient is φ = 49112172.

The previous prime is 49333579. The next prime is 49333631. The reversal of 49333621 is 12633394.

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 49333621 - 2²⁵ = 15779189 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 (49333631) 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, 110391 + ... + 110836.

It is an arithmetic number, because the mean of its divisors is an integer number (12388768).

Almost surely, 2^49333621 is an apocalyptic number.

It is an amenable number.

49333621 is a deficient number, since it is larger than the sum of its proper divisors (221451).

49333621 is a wasteful number, since it uses less digits than its factorization.

49333621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221450.

The product of its digits is 11664, while the sum is 31.

The square root of 49333621 is about 7023.7896466224. The cubic root of 49333621 is about 366.7591839085.

The spelling of 49333621 in words is "forty-nine million, three hundred thirty-three thousand, six hundred twenty-one".