49299858 has 48 divisors (see below), whose sum is σ = 112409856. Its totient is φ = 15593760.

The previous prime is 49299829. The next prime is 49299907. The reversal of 49299858 is 85899294.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28741 + ... + 30407.

It is an arithmetic number, because the mean of its divisors is an integer number (2341872).

Almost surely, 2^49299858 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49299858, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56204928).

49299858 is an abundant number, since it is smaller than the sum of its proper divisors (63109998).

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

49299858 is a wasteful number, since it uses less digits than its factorization.

49299858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759 (or 1756 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 54.

The square root of 49299858 is about 7021.3857606601. The cubic root of 49299858 is about 366.6754971243.

The spelling of 49299858 in words is "forty-nine million, two hundred ninety-nine thousand, eight hundred fifty-eight".