49767636 has 48 divisors (see below), whose sum is σ = 125302464. Its totient is φ = 15315456.

The previous prime is 49767623. The next prime is 49767659. The reversal of 49767636 is 63676794.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8511 + ... + 13113.

It is an arithmetic number, because the mean of its divisors is an integer number (2610468).

Almost surely, 2^49767636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49767636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62651232).

49767636 is an abundant number, since it is smaller than the sum of its proper divisors (75534828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49767636 is a wasteful number, since it uses less digits than its factorization.

49767636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4680 (or 4678 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 48.

The square root of 49767636 is about 7054.6180619506. The cubic root of 49767636 is about 367.8315726576.

It can be divided in two parts, 49767 and 636, that added together give a triangular number (50403 = T₃₁₇).

The spelling of 49767636 in words is "forty-nine million, seven hundred sixty-seven thousand, six hundred thirty-six".