462509442 has 48 divisors (see below), whose sum is σ = 1033898112. Its totient is φ = 149355360.

The previous prime is 462509441. The next prime is 462509459. The reversal of 462509442 is 244905264.

It is a junction number, because it is equal to n+sod(n) for n = 462509397 and 462509406.

It is not an unprimeable number, because it can be changed into a prime (462509441) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 70423 + ... + 76709.

It is an arithmetic number, because the mean of its divisors is an integer number (21539544).

Almost surely, 2^462509442 is an apocalyptic number.

462509442 is an abundant number, since it is smaller than the sum of its proper divisors (571388670).

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

462509442 is a wasteful number, since it uses less digits than its factorization.

462509442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6423 (or 6420 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 462509442 is about 21506.0326885272. The cubic root of 462509442 is about 773.3454494650.

The spelling of 462509442 in words is "four hundred sixty-two million, five hundred nine thousand, four hundred forty-two".