49145373 has 10 divisors (see below), whose sum is σ = 73414814. Its totient is φ = 32763528.

The previous prime is 49145359. The next prime is 49145377. The reversal of 49145373 is 37354194.

It can be written as a sum of positive squares in only one way, i.e., 44595684 + 4549689 = 6678^2 + 2133^2 .

It is not a de Polignac number, because 49145373 - 2²² = 44951069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49145377) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 303286 + ... + 303447.

Almost surely, 2^49145373 is an apocalyptic number.

It is an amenable number.

49145373 is a deficient number, since it is larger than the sum of its proper divisors (24269441).

49145373 is an equidigital number, since it uses as much as digits as its factorization.

49145373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606745 (or 606736 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 49145373 is about 7010.3760954745. The cubic root of 49145373 is about 366.2920941573.

The spelling of 49145373 in words is "forty-nine million, one hundred forty-five thousand, three hundred seventy-three".