73225405 has 16 divisors (see below), whose sum is σ = 98452224. Its totient is φ = 51814080.

The previous prime is 73225393. The next prime is 73225417. The reversal of 73225405 is 50452237.

It is an interprime number because it is at equal distance from previous prime (73225393) and next prime (73225417).

It is not a de Polignac number, because 73225405 - 2¹⁹ = 72701117 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 15957 + ... + 20026.

It is an arithmetic number, because the mean of its divisors is an integer number (6153264).

Almost surely, 2^73225405 is an apocalyptic number.

It is an amenable number.

73225405 is a deficient number, since it is larger than the sum of its proper divisors (25226819).

73225405 is a wasteful number, since it uses less digits than its factorization.

73225405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36036.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 73225405 is about 8557.1844084372. The cubic root of 73225405 is about 418.3636347139.

The spelling of 73225405 in words is "seventy-three million, two hundred twenty-five thousand, four hundred five".