73274121 has 6 divisors (see below), whose sum is σ = 105840410. Its totient is φ = 48849408.

The previous prime is 73274101. The next prime is 73274129. The reversal of 73274121 is 12147237.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 64979721 + 8294400 = 8061^2 + 2880^2 .

It is not a de Polignac number, because 73274121 - 2⁶ = 73274057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73274129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4070776 + ... + 4070793.

Almost surely, 2^73274121 is an apocalyptic number.

It is an amenable number.

73274121 is a deficient number, since it is larger than the sum of its proper divisors (32566289).

73274121 is a wasteful number, since it uses less digits than its factorization.

73274121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8141575 (or 8141572 counting only the distinct ones).

The product of its digits is 2352, while the sum is 27.

The square root of 73274121 is about 8560.0304321889. The cubic root of 73274121 is about 418.4563916141.

The spelling of 73274121 in words is "seventy-three million, two hundred seventy-four thousand, one hundred twenty-one".