73425306 has 32 divisors (see below), whose sum is σ = 148898880. Its totient is φ = 24136704.

The previous prime is 73425271. The next prime is 73425311. The reversal of 73425306 is 60352437.

It is a super-2 number, since 2×73425306² = 10782551122387272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188560 + ... + 188948.

It is an arithmetic number, because the mean of its divisors is an integer number (4653090).

Almost surely, 2^73425306 is an apocalyptic number.

73425306 is an abundant number, since it is smaller than the sum of its proper divisors (75473574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73425306 is a wasteful number, since it uses less digits than its factorization.

73425306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750.

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 73425306 is about 8568.8567498821. The cubic root of 73425306 is about 418.7439914189.

The spelling of 73425306 in words is "seventy-three million, four hundred twenty-five thousand, three hundred six".