73250401 has 4 divisors (see below), whose sum is σ = 83714752. Its totient is φ = 62786052.

The previous prime is 73250389. The next prime is 73250413. The reversal of 73250401 is 10405237.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10405237 = 127 ⋅81931.

It is an interprime number because it is at equal distance from previous prime (73250389) and next prime (73250413).

It is not a de Polignac number, because 73250401 - 2⁵ = 73250369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73250461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5232165 + ... + 5232178.

It is an arithmetic number, because the mean of its divisors is an integer number (20928688).

Almost surely, 2^73250401 is an apocalyptic number.

It is an amenable number.

73250401 is a deficient number, since it is larger than the sum of its proper divisors (10464351).

73250401 is a wasteful number, since it uses less digits than its factorization.

73250401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10464350.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 73250401 is about 8558.6448109499. The cubic root of 73250401 is about 418.4112330746.

Adding to 73250401 its reverse (10405237), we get a palindrome (83655638).

The spelling of 73250401 in words is "seventy-three million, two hundred fifty thousand, four hundred one".