49851285 has 32 divisors (see below), whose sum is σ = 89147520. Its totient is φ = 23577600.

The previous prime is 49851253. The next prime is 49851287. The reversal of 49851285 is 58215894.

It is a happy number.

It is not a de Polignac number, because 49851285 - 2⁵ = 49851253 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49851287) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3081 + ... + 10449.

It is an arithmetic number, because the mean of its divisors is an integer number (2785860).

Almost surely, 2^49851285 is an apocalyptic number.

It is an amenable number.

49851285 is a deficient number, since it is larger than the sum of its proper divisors (39296235).

49851285 is a wasteful number, since it uses less digits than its factorization.

49851285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7429.

The product of its digits is 115200, while the sum is 42.

The square root of 49851285 is about 7060.5442424788. The cubic root of 49851285 is about 368.0375399834.

The spelling of 49851285 in words is "forty-nine million, eight hundred fifty-one thousand, two hundred eighty-five".