62991249 has 8 divisors (see below), whose sum is σ = 84063072. Its totient is φ = 41956800.

The previous prime is 62991241. The next prime is 62991337. The reversal of 62991249 is 94219926.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 62991249 - 2³ = 62991241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 62991249.

It is not an unprimeable number, because it can be changed into a prime (62991241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5139 + ... + 12344.

It is an arithmetic number, because the mean of its divisors is an integer number (10507884).

Almost surely, 2^62991249 is an apocalyptic number.

It is an amenable number.

62991249 is a deficient number, since it is larger than the sum of its proper divisors (21071823).

62991249 is a wasteful number, since it uses less digits than its factorization.

62991249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18687.

The product of its digits is 69984, while the sum is 42.

The square root of 62991249 is about 7936.7026528654. The cubic root of 62991249 is about 397.8872962701.

The spelling of 62991249 in words is "sixty-two million, nine hundred ninety-one thousand, two hundred forty-nine".