49266021 has 24 divisors (see below), whose sum is σ = 77476224. Its totient is φ = 27760320.

The previous prime is 49266013. The next prime is 49266043. The reversal of 49266021 is 12066294.

It is not a de Polignac number, because 49266021 - 2³ = 49266013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49266021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49266001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8436 + ... + 13026.

It is an arithmetic number, because the mean of its divisors is an integer number (3228176).

Almost surely, 2^49266021 is an apocalyptic number.

It is an amenable number.

49266021 is a deficient number, since it is larger than the sum of its proper divisors (28210203).

49266021 is a wasteful number, since it uses less digits than its factorization.

49266021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4681 (or 4674 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 49266021 is about 7018.9757799839. The cubic root of 49266021 is about 366.5915885768.

The spelling of 49266021 in words is "forty-nine million, two hundred sixty-six thousand, twenty-one".