49990533 has 4 divisors (see below), whose sum is σ = 66654048. Its totient is φ = 33327020.

The previous prime is 49990531. The next prime is 49990547. The reversal of 49990533 is 33509994.

It is a happy number.

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 49990533 - 2¹ = 49990531 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49990531) 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, 8331753 + ... + 8331758.

It is an arithmetic number, because the mean of its divisors is an integer number (16663512).

Almost surely, 2^49990533 is an apocalyptic number.

It is an amenable number.

49990533 is a deficient number, since it is larger than the sum of its proper divisors (16663515).

49990533 is a wasteful number, since it uses less digits than its factorization.

49990533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16663514.

The product of its (nonzero) digits is 131220, while the sum is 42.

The square root of 49990533 is about 7070.3983621858. The cubic root of 49990533 is about 368.3798972456.

The spelling of 49990533 in words is "forty-nine million, nine hundred ninety thousand, five hundred thirty-three".