70698406 has 8 divisors (see below), whose sum is σ = 106084800. Its totient is φ = 35336808.

The previous prime is 70698403. The next prime is 70698413. The reversal of 70698406 is 60489607.

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

It is a super-2 number, since 2×70698406² = 9996529221881672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70698401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4920 + ... + 12868.

It is an arithmetic number, because the mean of its divisors is an integer number (13260600).

Almost surely, 2^70698406 is an apocalyptic number.

70698406 is a deficient number, since it is larger than the sum of its proper divisors (35386394).

70698406 is a wasteful number, since it uses less digits than its factorization.

70698406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12398.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 70698406 is about 8408.2344163326. The cubic root of 70698406 is about 413.4946302208.

The spelling of 70698406 in words is "seventy million, six hundred ninety-eight thousand, four hundred six".