49198149 has 96 divisors (see below), whose sum is σ = 98402304. Its totient is φ = 22861440.

The previous prime is 49198141. The next prime is 49198157. The reversal of 49198149 is 94189194.

It is an interprime number because it is at equal distance from previous prime (49198141) and next prime (49198157).

49198149 is an admirable number.

It is not a de Polignac number, because 49198149 - 2³ = 49198141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49198141) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 387324 + ... + 387450.

It is an arithmetic number, because the mean of its divisors is an integer number (1025024).

Almost surely, 2^49198149 is an apocalyptic number.

It is an amenable number.

49198149 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

49198149 is a wasteful number, since it uses less digits than its factorization.

49198149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207 (or 204 counting only the distinct ones).

The product of its digits is 93312, while the sum is 45.

The square root of 49198149 is about 7014.1392201752. The cubic root of 49198149 is about 366.4231645895.

The spelling of 49198149 in words is "forty-nine million, one hundred ninety-eight thousand, one hundred forty-nine".