254521334 has 4 divisors (see below), whose sum is σ = 381782004. Its totient is φ = 127260666.

The previous prime is 254521301. The next prime is 254521349. The reversal of 254521334 is 433125452.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×254521334² = 129562218922279112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 254521297 and 254521306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63630332 + ... + 63630335.

It is an arithmetic number, because the mean of its divisors is an integer number (95445501).

Almost surely, 2^254521334 is an apocalyptic number.

254521334 is a deficient number, since it is larger than the sum of its proper divisors (127260670).

254521334 is a wasteful number, since it uses less digits than its factorization.

254521334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127260669.

The product of its digits is 14400, while the sum is 29.

The square root of 254521334 is about 15953.7247688432. The cubic root of 254521334 is about 633.7355407018.

Adding to 254521334 its reverse (433125452), we get a palindrome (687646786).

The spelling of 254521334 in words is "two hundred fifty-four million, five hundred twenty-one thousand, three hundred thirty-four".