49193279 has 4 divisors (see below), whose sum is σ = 49212576. Its totient is φ = 49173984.

The previous prime is 49193269. The next prime is 49193303. The reversal of 49193279 is 97239194.

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

It is a cyclic number.

It is not a de Polignac number, because 49193279 - 2¹² = 49189183 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 (49193269) 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, 5114 + ... + 11159.

It is an arithmetic number, because the mean of its divisors is an integer number (12303144).

Almost surely, 2^49193279 is an apocalyptic number.

49193279 is a deficient number, since it is larger than the sum of its proper divisors (19297).

49193279 is a wasteful number, since it uses less digits than its factorization.

49193279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19296.

The product of its digits is 122472, while the sum is 44.

The square root of 49193279 is about 7013.7920556572. The cubic root of 49193279 is about 366.4110737573.

The spelling of 49193279 in words is "forty-nine million, one hundred ninety-three thousand, two hundred seventy-nine".