73450919 has 2 divisors, whose sum is σ = 73450920. Its totient is φ = 73450918.

The previous prime is 73450913. The next prime is 73450969. The reversal of 73450919 is 91905437.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73450919 - 2¹⁶ = 73385383 is a prime.

It is a super-2 number, since 2×73450919² = 10790075003889122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73450913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36725459 + 36725460.

It is an arithmetic number, because the mean of its divisors is an integer number (36725460).

Almost surely, 2^73450919 is an apocalyptic number.

73450919 is a deficient number, since it is larger than the sum of its proper divisors (1).

73450919 is an equidigital number, since it uses as much as digits as its factorization.

73450919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 73450919 is about 8570.3511596667. The cubic root of 73450919 is about 418.7926760100.

The spelling of 73450919 in words is "seventy-three million, four hundred fifty thousand, nine hundred nineteen".