49962819 has 4 divisors (see below), whose sum is σ = 66617096. Its totient is φ = 33308544.

The previous prime is 49962751. The next prime is 49962823. The reversal of 49962819 is 91826994.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 49962819 - 2⁹ = 49962307 is a prime.

It is a super-2 number, since 2×49962819² = 4992566564853522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49962859) 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, 8327134 + ... + 8327139.

It is an arithmetic number, because the mean of its divisors is an integer number (16654274).

Almost surely, 2^49962819 is an apocalyptic number.

49962819 is a deficient number, since it is larger than the sum of its proper divisors (16654277).

49962819 is a wasteful number, since it uses less digits than its factorization.

49962819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16654276.

The product of its digits is 279936, while the sum is 48.

The square root of 49962819 is about 7068.4382291989. The cubic root of 49962819 is about 368.3118099028.

The spelling of 49962819 in words is "forty-nine million, nine hundred sixty-two thousand, eight hundred nineteen".