49288545 has 48 divisors (see below), whose sum is σ = 89294400. Its totient is φ = 25119360.

The previous prime is 49288537. The next prime is 49288553. The reversal of 49288545 is 54588294.

It is an interprime number because it is at equal distance from previous prime (49288537) and next prime (49288553).

It is not a de Polignac number, because 49288545 - 2³ = 49288537 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 49288545.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 233490 + ... + 233700.

It is an arithmetic number, because the mean of its divisors is an integer number (1860300).

Almost surely, 2^49288545 is an apocalyptic number.

49288545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

49288545 is a deficient number, since it is larger than the sum of its proper divisors (40005855).

49288545 is a wasteful number, since it uses less digits than its factorization.

49288545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430 (or 427 counting only the distinct ones).

The product of its digits is 460800, while the sum is 45.

The square root of 49288545 is about 7020.5801042364. The cubic root of 49288545 is about 366.6474475693.

The spelling of 49288545 in words is "forty-nine million, two hundred eighty-eight thousand, five hundred forty-five".