30773253 has 8 divisors (see below), whose sum is σ = 46892608. Its totient is φ = 17584704.

The previous prime is 30773191. The next prime is 30773269. The reversal of 30773253 is 35237703.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30773253 - 2⁶ = 30773189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30773253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30773273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 732676 + ... + 732717.

It is an arithmetic number, because the mean of its divisors is an integer number (5861576).

Almost surely, 2^30773253 is an apocalyptic number.

It is an amenable number.

30773253 is a deficient number, since it is larger than the sum of its proper divisors (16119355).

30773253 is a wasteful number, since it uses less digits than its factorization.

30773253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465403.

The product of its (nonzero) digits is 13230, while the sum is 30.

The square root of 30773253 is about 5547.3645093864. The cubic root of 30773253 is about 313.3702776970.

The spelling of 30773253 in words is "thirty million, seven hundred seventy-three thousand, two hundred fifty-three".