49376779 has 4 divisors (see below), whose sum is σ = 49865760. Its totient is φ = 48887800.

The previous prime is 49376777. The next prime is 49376809. The reversal of 49376779 is 97767394.

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 49376779 - 2¹ = 49376777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49376773) 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, 244339 + ... + 244540.

It is an arithmetic number, because the mean of its divisors is an integer number (12466440).

Almost surely, 2^49376779 is an apocalyptic number.

49376779 is a deficient number, since it is larger than the sum of its proper divisors (488981).

49376779 is a wasteful number, since it uses less digits than its factorization.

49376779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488980.

The product of its digits is 2000376, while the sum is 52.

The square root of 49376779 is about 7026.8612480965. The cubic root of 49376779 is about 366.8661020646.

The spelling of 49376779 in words is "forty-nine million, three hundred seventy-six thousand, seven hundred seventy-nine".