49859502 has 48 divisors (see below), whose sum is σ = 125279616. Its totient is φ = 12949200.

The previous prime is 49859473. The next prime is 49859503. The reversal of 49859502 is 20595894.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49859503) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177 + ... + 9987.

It is an arithmetic number, because the mean of its divisors is an integer number (2609992).

Almost surely, 2^49859502 is an apocalyptic number.

49859502 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 49859502, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62639808).

49859502 is an abundant number, since it is smaller than the sum of its proper divisors (75420114).

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

49859502 is a wasteful number, since it uses less digits than its factorization.

49859502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9845 (or 9834 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 49859502 is about 7061.1261141549. The cubic root of 49859502 is about 368.0577601130.

The spelling of 49859502 in words is "forty-nine million, eight hundred fifty-nine thousand, five hundred two".