49999494 has 16 divisors (see below), whose sum is σ = 100085760. Its totient is φ = 16652040.

The previous prime is 49999489. The next prime is 49999529. The reversal of 49999494 is 49499994.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5739 + ... + 11529.

It is an arithmetic number, because the mean of its divisors is an integer number (6255360).

Almost surely, 2^49999494 is an apocalyptic number.

49999494 is an abundant number, since it is smaller than the sum of its proper divisors (50086266).

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

49999494 is a wasteful number, since it uses less digits than its factorization.

49999494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7235.

The product of its digits is 3779136, while the sum is 57.

The square root of 49999494 is about 7071.0320321718. The cubic root of 49999494 is about 368.4019071132.

Subtracting from 49999494 its reverse (49499994), we obtain a triangular number (499500 = T₉₉₉).

The spelling of 49999494 in words is "forty-nine million, nine hundred ninety-nine thousand, four hundred ninety-four".