68453038 has 4 divisors (see below), whose sum is σ = 102679560. Its totient is φ = 34226518.

The previous prime is 68453003. The next prime is 68453057. The reversal of 68453038 is 83035486.

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

It is a super-2 number, since 2×68453038² = 9371636822858888, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 68452988 and 68453006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17113258 + ... + 17113261.

It is an arithmetic number, because the mean of its divisors is an integer number (25669890).

Almost surely, 2^68453038 is an apocalyptic number.

68453038 is a deficient number, since it is larger than the sum of its proper divisors (34226522).

68453038 is a wasteful number, since it uses less digits than its factorization.

68453038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34226521.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 68453038 is about 8273.6351140233. The cubic root of 68453038 is about 409.0699481636.

The spelling of 68453038 in words is "sixty-eight million, four hundred fifty-three thousand, thirty-eight".