49779125 has 32 divisors (see below), whose sum is σ = 69503616. Its totient is φ = 35280000.

The previous prime is 49779049. The next prime is 49779173. The reversal of 49779125 is 52197794.

It is not a de Polignac number, because 49779125 - 2¹² = 49775029 is a prime.

It is a super-2 number, since 2×49779125² = 4955922571531250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55934 + ... + 56816.

It is an arithmetic number, because the mean of its divisors is an integer number (2171988).

Almost surely, 2^49779125 is an apocalyptic number.

It is an amenable number.

49779125 is a deficient number, since it is larger than the sum of its proper divisors (19724491).

49779125 is a wasteful number, since it uses less digits than its factorization.

49779125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950 (or 940 counting only the distinct ones).

The product of its digits is 158760, while the sum is 44.

The square root of 49779125 is about 7055.4323042603. The cubic root of 49779125 is about 367.8598754673.

The spelling of 49779125 in words is "forty-nine million, seven hundred seventy-nine thousand, one hundred twenty-five".