73425 has 24 divisors (see below), whose sum is σ = 133920. Its totient is φ = 35200.

The previous prime is 73421. The next prime is 73433. The reversal of 73425 is 52437.

73425 = T₁₁₀ + T₁₁₁ + ... + T₁₂₀.

73425 = 11² + 12² + ... + 60².

It is a happy number.

73425 is nontrivially palindromic in base 4.

It is not a de Polignac number, because 73425 - 2² = 73421 is a prime.

It is a nialpdrome in base 5.

It is not an unprimeable number, because it can be changed into a prime (73421) 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, 781 + ... + 869.

It is an arithmetic number, because the mean of its divisors is an integer number (5580).

2⁷³⁴²⁵ is an apocalyptic number.

73425 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

73425 is a deficient number, since it is larger than the sum of its proper divisors (60495).

73425 is a wasteful number, since it uses less digits than its factorization.

73425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 108 counting only the distinct ones).

The product of its digits is 840, while the sum is 21.

The square root of 73425 is about 270.9704780968. The cubic root of 73425 is about 41.8743409713.

The spelling of 73425 in words is "seventy-three thousand, four hundred twenty-five".