472149293 has 16 divisors (see below), whose sum is σ = 589248384. Its totient is φ = 367536960.

The previous prime is 472149289. The next prime is 472149311. The reversal of 472149293 is 392941274.

It is not a de Polignac number, because 472149293 - 2² = 472149289 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 472149293.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472149593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92771 + ... + 97727.

It is an arithmetic number, because the mean of its divisors is an integer number (36828024).

Almost surely, 2^472149293 is an apocalyptic number.

It is an amenable number.

472149293 is a deficient number, since it is larger than the sum of its proper divisors (117099091).

472149293 is a wasteful number, since it uses less digits than its factorization.

472149293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6212.

The product of its digits is 108864, while the sum is 41.

The square root of 472149293 is about 21728.9965944127. The cubic root of 472149293 is about 778.6813645090.

The spelling of 472149293 in words is "four hundred seventy-two million, one hundred forty-nine thousand, two hundred ninety-three".