451433252 has 6 divisors (see below), whose sum is σ = 790008198. Its totient is φ = 225716624.

The previous prime is 451433239. The next prime is 451433267. The reversal of 451433252 is 252334154.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 422960356 + 28472896 = 20566^2 + 5336^2 .

It is a super-2 number, since 2×451433252² = 407583962022591008, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56429153 + ... + 56429160.

It is an arithmetic number, because the mean of its divisors is an integer number (131668033).

Almost surely, 2^451433252 is an apocalyptic number.

It is an amenable number.

451433252 is a deficient number, since it is larger than the sum of its proper divisors (338574946).

451433252 is a wasteful number, since it uses less digits than its factorization.

451433252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112858317 (or 112858315 counting only the distinct ones).

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

The square root of 451433252 is about 21246.9586529461. The cubic root of 451433252 is about 767.1221364972.

The spelling of 451433252 in words is "four hundred fifty-one million, four hundred thirty-three thousand, two hundred fifty-two".