49147605 has 48 divisors (see below), whose sum is σ = 94938480. Its totient is φ = 23353344.

The previous prime is 49147591. The next prime is 49147613. The reversal of 49147605 is 50674194.

49147605 is a `hidden beast` number, since 4 + 9 + 1 + 47 + 605 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 10284849 + 38862756 = 3207^2 + 6234^2 .

It is not a de Polignac number, because 49147605 - 2⁶ = 49147541 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49147605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15517 + ... + 18413.

It is an arithmetic number, because the mean of its divisors is an integer number (1977885).

Almost surely, 2^49147605 is an apocalyptic number.

49147605 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

49147605 is a deficient number, since it is larger than the sum of its proper divisors (45790875).

49147605 is a wasteful number, since it uses less digits than its factorization.

49147605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2950 (or 2947 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 49147605 is about 7010.5352862674. The cubic root of 49147605 is about 366.2976392814.

The spelling of 49147605 in words is "forty-nine million, one hundred forty-seven thousand, six hundred five".