68403332 has 6 divisors (see below), whose sum is σ = 119705838. Its totient is φ = 34201664.

The previous prime is 68403323. The next prime is 68403341. The reversal of 68403332 is 23330486.

It is an interprime number because it is at equal distance from previous prime (68403323) and next prime (68403341).

It can be written as a sum of positive squares in only one way, i.e., 63457156 + 4946176 = 7966^2 + 2224^2 .

It is a junction number, because it is equal to n+sod(n) for n = 68403295 and 68403304.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8550413 + ... + 8550420.

It is an arithmetic number, because the mean of its divisors is an integer number (19950973).

Almost surely, 2^68403332 is an apocalyptic number.

It is an amenable number.

68403332 is a deficient number, since it is larger than the sum of its proper divisors (51302506).

68403332 is a wasteful number, since it uses less digits than its factorization.

68403332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17100837 (or 17100835 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 68403332 is about 8270.6306893731. The cubic root of 68403332 is about 408.9709111451.

The spelling of 68403332 in words is "sixty-eight million, four hundred three thousand, three hundred thirty-two".