70471694 has 4 divisors (see below), whose sum is σ = 105707544. Its totient is φ = 35235846.

The previous prime is 70471693. The next prime is 70471697. The reversal of 70471694 is 49617407.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70471691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17617922 + ... + 17617925.

It is an arithmetic number, because the mean of its divisors is an integer number (26426886).

Almost surely, 2^70471694 is an apocalyptic number.

70471694 is a deficient number, since it is larger than the sum of its proper divisors (35235850).

70471694 is a wasteful number, since it uses less digits than its factorization.

70471694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35235849.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 70471694 is about 8394.7420448755. The cubic root of 70471694 is about 413.0521658453.

The spelling of 70471694 in words is "seventy million, four hundred seventy-one thousand, six hundred ninety-four".