63146 has 4 divisors (see below), whose sum is σ = 94722. Its totient is φ = 31572.

The previous prime is 63131. The next prime is 63149. The reversal of 63146 is 64136.

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

It can be written as a sum of positive squares in only one way, i.e., 55225 + 7921 = 235^2 + 89^2 .

It is not an unprimeable number, because it can be changed into a prime (63149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15785 + ... + 15788.

2⁶³¹⁴⁶ is an apocalyptic number.

63146 is a deficient number, since it is larger than the sum of its proper divisors (31576).

63146 is a wasteful number, since it uses less digits than its factorization.

63146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31575.

The product of its digits is 432, while the sum is 20.

The square root of 63146 is about 251.2886786149. The cubic root of 63146 is about 39.8212860556.

Subtracting 63146 from its reverse (64136), we obtain a triangular number (990 = T₄₄).

The spelling of 63146 in words is "sixty-three thousand, one hundred forty-six".