505451352 has 64 divisors (see below), whose sum is σ = 1445875200. Its totient is φ = 144241920.

The previous prime is 505451347. The next prime is 505451363. The reversal of 505451352 is 253154505.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220452 + ... + 222732.

It is an arithmetic number, because the mean of its divisors is an integer number (22591800).

Almost surely, 2^505451352 is an apocalyptic number.

It is an amenable number.

505451352 is an abundant number, since it is smaller than the sum of its proper divisors (940423848).

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

505451352 is a wasteful number, since it uses less digits than its factorization.

505451352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3616 (or 3612 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 505451352 is about 22482.2452615392. The cubic root of 505451352 is about 796.5746000605.

The spelling of 505451352 in words is "five hundred five million, four hundred fifty-one thousand, three hundred fifty-two".