68462402 has 4 divisors (see below), whose sum is σ = 102693606. Its totient is φ = 34231200.

The previous prime is 68462363. The next prime is 68462411. The reversal of 68462402 is 20426486.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 41203561 + 27258841 = 6419^2 + 5221^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17115599 + ... + 17115602.

Almost surely, 2^68462402 is an apocalyptic number.

68462402 is a deficient number, since it is larger than the sum of its proper divisors (34231204).

68462402 is a wasteful number, since it uses less digits than its factorization.

68462402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34231203.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 68462402 is about 8274.2009886152. The cubic root of 68462402 is about 409.0886001546.

Adding to 68462402 its reverse (20426486), we get a palindrome (88888888).

The spelling of 68462402 in words is "sixty-eight million, four hundred sixty-two thousand, four hundred two".