905273397 has 24 divisors (see below), whose sum is σ = 1507656384. Its totient is φ = 512717184.

The previous prime is 905273387. The next prime is 905273407. The reversal of 905273397 is 793372509.

905273397 is a `hidden beast` number, since 9 + 0 + 527 + 33 + 97 = 666.

It is an interprime number because it is at equal distance from previous prime (905273387) and next prime (905273407).

It is not a de Polignac number, because 905273397 - 2⁸ = 905273141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (905273357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56463 + ... + 70700.

It is an arithmetic number, because the mean of its divisors is an integer number (62819016).

Almost surely, 2^905273397 is an apocalyptic number.

It is an amenable number.

905273397 is a deficient number, since it is larger than the sum of its proper divisors (602382987).

905273397 is a wasteful number, since it uses less digits than its factorization.

905273397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127289 (or 127286 counting only the distinct ones).

The product of its (nonzero) digits is 357210, while the sum is 45.

The square root of 905273397 is about 30087.7615817462. The cubic root of 905273397 is about 967.3714205266.

The spelling of 905273397 in words is "nine hundred five million, two hundred seventy-three thousand, three hundred ninety-seven".