70349678 has 8 divisors (see below), whose sum is σ = 120599472. Its totient is φ = 30149856.

The previous prime is 70349627. The next prime is 70349701. The reversal of 70349678 is 87694307.

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

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2512475 + ... + 2512502.

It is an arithmetic number, because the mean of its divisors is an integer number (15074934).

Almost surely, 2^70349678 is an apocalyptic number.

70349678 is a deficient number, since it is larger than the sum of its proper divisors (50249794).

70349678 is a wasteful number, since it uses less digits than its factorization.

70349678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5024986.

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 70349678 is about 8387.4714902645. The cubic root of 70349678 is about 412.8136393985.

The spelling of 70349678 in words is "seventy million, three hundred forty-nine thousand, six hundred seventy-eight".