76473663 has 24 divisors (see below), whose sum is σ = 118942128. Its totient is φ = 43577856.

The previous prime is 76473641. The next prime is 76473673. The reversal of 76473663 is 36637467.

It is not a de Polignac number, because 76473663 - 2¹⁰ = 76472639 is a prime.

It is a super-2 number, since 2×76473663² = 11696442265275138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76473673) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98545 + ... + 99317.

It is an arithmetic number, because the mean of its divisors is an integer number (4955922).

Almost surely, 2^76473663 is an apocalyptic number.

76473663 is a deficient number, since it is larger than the sum of its proper divisors (42468465).

76473663 is a wasteful number, since it uses less digits than its factorization.

76473663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463 (or 1456 counting only the distinct ones).

The product of its digits is 381024, while the sum is 42.

The square root of 76473663 is about 8744.9221265829. The cubic root of 76473663 is about 424.4605159440.

The spelling of 76473663 in words is "seventy-six million, four hundred seventy-three thousand, six hundred sixty-three".