49272345 has 48 divisors (see below), whose sum is σ = 88884432. Its totient is φ = 25228800.

The previous prime is 49272343. The next prime is 49272383. The reversal of 49272345 is 54327294.

49272345 is a `hidden beast` number, since 49 + 272 + 345 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 21678336 + 27594009 = 4656^2 + 5253^2 .

It is not a de Polignac number, because 49272345 - 2¹ = 49272343 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (49272343) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 168019 + ... + 168311.

It is an arithmetic number, because the mean of its divisors is an integer number (1851759).

Almost surely, 2^49272345 is an apocalyptic number.

49272345 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

49272345 is a deficient number, since it is larger than the sum of its proper divisors (39612087).

49272345 is a wasteful number, since it uses less digits than its factorization.

49272345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442 (or 439 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 49272345 is about 7019.4262586055. The cubic root of 49272345 is about 366.6072736674.

The spelling of 49272345 in words is "forty-nine million, two hundred seventy-two thousand, three hundred forty-five".