63249373 has 4 divisors (see below), whose sum is σ = 68999328. Its totient is φ = 57499420.

The previous prime is 63249371. The next prime is 63249397. The reversal of 63249373 is 37394236.

63249373 is nontrivially palindromic in base 6.

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 63249373 - 2¹ = 63249371 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 (63249371) 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, 2874961 + ... + 2874982.

It is an arithmetic number, because the mean of its divisors is an integer number (17249832).

Almost surely, 2^63249373 is an apocalyptic number.

It is an amenable number.

63249373 is a deficient number, since it is larger than the sum of its proper divisors (5749955).

63249373 is a wasteful number, since it uses less digits than its factorization.

63249373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5749954.

The product of its digits is 81648, while the sum is 37.

The square root of 63249373 is about 7952.9474410435. The cubic root of 63249373 is about 398.4300398747.

It can be divided in two parts, 632 and 49373, that added together give a palindrome (50005).

The spelling of 63249373 in words is "sixty-three million, two hundred forty-nine thousand, three hundred seventy-three".