450512052 has 12 divisors (see below), whose sum is σ = 1051194816. Its totient is φ = 150170680.

The previous prime is 450512039. The next prime is 450512081. The reversal of 450512052 is 250215054.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×450512052² = 405922217994501408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18771324 + ... + 18771347.

It is an arithmetic number, because the mean of its divisors is an integer number (87599568).

Almost surely, 2^450512052 is an apocalyptic number.

It is an amenable number.

450512052 is an abundant number, since it is smaller than the sum of its proper divisors (600682764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450512052 is a wasteful number, since it uses less digits than its factorization.

450512052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37542678 (or 37542676 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 450512052 is about 21225.2691855722. The cubic root of 450512052 is about 766.5999816815.

The spelling of 450512052 in words is "four hundred fifty million, five hundred twelve thousand, fifty-two".