87450463 has 4 divisors (see below), whose sum is σ = 87592360. Its totient is φ = 87308568.

The previous prime is 87450443. The next prime is 87450469. The reversal of 87450463 is 36405478.

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

It is a cyclic number.

It is not a de Polignac number, because 87450463 - 2¹⁷ = 87319391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87450469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70020 + ... + 71257.

It is an arithmetic number, because the mean of its divisors is an integer number (21898090).

Almost surely, 2^87450463 is an apocalyptic number.

87450463 is a deficient number, since it is larger than the sum of its proper divisors (141897).

87450463 is a wasteful number, since it uses less digits than its factorization.

87450463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141896.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 87450463 is about 9351.4952280371. The cubic root of 87450463 is about 443.8682058170.

The spelling of 87450463 in words is "eighty-seven million, four hundred fifty thousand, four hundred sixty-three".