274339973 has 2 divisors, whose sum is σ = 274339974. Its totient is φ = 274339972.

The previous prime is 274339943. The next prime is 274340023. The reversal of 274339973 is 379933472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 273670849 + 669124 = 16543^2 + 818^2 .

It is a cyclic number.

It is not a de Polignac number, because 274339973 - 2⁶ = 274339909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274339943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137169986 + 137169987.

It is an arithmetic number, because the mean of its divisors is an integer number (137169987).

Almost surely, 2^274339973 is an apocalyptic number.

It is an amenable number.

274339973 is a deficient number, since it is larger than the sum of its proper divisors (1).

274339973 is an equidigital number, since it uses as much as digits as its factorization.

274339973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 857304, while the sum is 47.

The square root of 274339973 is about 16563.2114337770. The cubic root of 274339973 is about 649.7750487854.

It can be divided in two parts, 2743399 and 73, that added together give a palindrome (2743472).

The spelling of 274339973 in words is "two hundred seventy-four million, three hundred thirty-nine thousand, nine hundred seventy-three".