61216262 has 8 divisors (see below), whose sum is σ = 93959976. Its totient is φ = 29896272.

The previous prime is 61216237. The next prime is 61216273. The reversal of 61216262 is 26261216.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355823 + ... + 355994.

It is an arithmetic number, because the mean of its divisors is an integer number (11744997).

Almost surely, 2^61216262 is an apocalyptic number.

61216262 is a deficient number, since it is larger than the sum of its proper divisors (32743714).

61216262 is a wasteful number, since it uses less digits than its factorization.

61216262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711862.

The product of its digits is 1728, while the sum is 26.

The square root of 61216262 is about 7824.0821825950. The cubic root of 61216262 is about 394.1143689557.

Adding to 61216262 its reverse (26261216), we get a palindrome (87477478).

The spelling of 61216262 in words is "sixty-one million, two hundred sixteen thousand, two hundred sixty-two".