62491679 has 4 divisors (see below), whose sum is σ = 63550920. Its totient is φ = 61432440.

The previous prime is 62491673. The next prime is 62491687. The reversal of 62491679 is 97619426.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97619426 = 2 ⋅48809713.

It is a cyclic number.

It is not a de Polignac number, because 62491679 - 2⁸ = 62491423 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 (62491673) 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, 529532 + ... + 529649.

It is an arithmetic number, because the mean of its divisors is an integer number (15887730).

Almost surely, 2^62491679 is an apocalyptic number.

62491679 is a deficient number, since it is larger than the sum of its proper divisors (1059241).

62491679 is a wasteful number, since it uses less digits than its factorization.

62491679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059240.

The product of its digits is 163296, while the sum is 44.

The square root of 62491679 is about 7905.1678666553. The cubic root of 62491679 is about 396.8326505249.

The spelling of 62491679 in words is "sixty-two million, four hundred ninety-one thousand, six hundred seventy-nine".