49263644 has 18 divisors (see below), whose sum is σ = 86925384. Its totient is φ = 24429240.

The previous prime is 49263629. The next prime is 49263649. The reversal of 49263644 is 44636294.

Its product of digits (124416) is a multiple of the sum of its prime divisors (512).

It is a junction number, because it is equal to n+sod(n) for n = 49263598 and 49263607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49263649) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 158249 + ... + 158559.

It is an arithmetic number, because the mean of its divisors is an integer number (4829188).

Almost surely, 2^49263644 is an apocalyptic number.

It is an amenable number.

49263644 is a deficient number, since it is larger than the sum of its proper divisors (37661740).

49263644 is a wasteful number, since it uses less digits than its factorization.

49263644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713 (or 512 counting only the distinct ones).

The product of its digits is 124416, while the sum is 38.

The square root of 49263644 is about 7018.8064512423. The cubic root of 49263644 is about 366.5856926793.

The spelling of 49263644 in words is "forty-nine million, two hundred sixty-three thousand, six hundred forty-four".