63077493 has 4 divisors (see below), whose sum is σ = 84103328. Its totient is φ = 42051660.

The previous prime is 63077491. The next prime is 63077519. The reversal of 63077493 is 39477036.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 63077493 - 2¹ = 63077491 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 (63077491) 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, 10512913 + ... + 10512918.

It is an arithmetic number, because the mean of its divisors is an integer number (21025832).

Almost surely, 2^63077493 is an apocalyptic number.

It is an amenable number.

63077493 is a deficient number, since it is larger than the sum of its proper divisors (21025835).

63077493 is a wasteful number, since it uses less digits than its factorization.

63077493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21025834.

The product of its (nonzero) digits is 95256, while the sum is 39.

The square root of 63077493 is about 7942.1340331173. The cubic root of 63077493 is about 398.0688016037.

The spelling of 63077493 in words is "sixty-three million, seventy-seven thousand, four hundred ninety-three".