68263310 has 16 divisors (see below), whose sum is σ = 128216736. Its totient is φ = 26118048.

The previous prime is 68263309. The next prime is 68263337. The reversal of 68263310 is 1336286.

It is a super-2 number, since 2×68263310² = 9319758984312200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148169 + ... + 148628.

It is an arithmetic number, because the mean of its divisors is an integer number (8013546).

Almost surely, 2^68263310 is an apocalyptic number.

68263310 is a deficient number, since it is larger than the sum of its proper divisors (59953426).

68263310 is a wasteful number, since it uses less digits than its factorization.

68263310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296827.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 68263310 is about 8262.1613395043. The cubic root of 68263310 is about 408.6916652779.

Adding to 68263310 its reverse (1336286), we get a palindrome (69599596).

The spelling of 68263310 in words is "sixty-eight million, two hundred sixty-three thousand, three hundred ten".