73425253 has 16 divisors (see below), whose sum is σ = 85089600. Its totient is φ = 62657280.

The previous prime is 73425241. The next prime is 73425259. The reversal of 73425253 is 35252437.

It is a cyclic number.

It is not a de Polignac number, because 73425253 - 2²⁵ = 39870821 is a prime.

It is a super-2 number, since 2×73425253² = 10782535556228018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73425259) 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, 22063 + ... + 25171.

It is an arithmetic number, because the mean of its divisors is an integer number (5318100).

Almost surely, 2^73425253 is an apocalyptic number.

It is an amenable number.

73425253 is a deficient number, since it is larger than the sum of its proper divisors (11664347).

73425253 is a wasteful number, since it uses less digits than its factorization.

73425253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3252.

The product of its digits is 25200, while the sum is 31.

The square root of 73425253 is about 8568.8536572870. The cubic root of 73425253 is about 418.7438906660.

The spelling of 73425253 in words is "seventy-three million, four hundred twenty-five thousand, two hundred fifty-three".