70196138 has 16 divisors (see below), whose sum is σ = 111424896. Its totient is φ = 33097680.

The previous prime is 70196131. The next prime is 70196149. The reversal of 70196138 is 83169107.

It is a junction number, because it is equal to n+sod(n) for n = 70196098 and 70196107.

It is not an unprimeable number, because it can be changed into a prime (70196131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7481 + ... + 14012.

It is an arithmetic number, because the mean of its divisors is an integer number (6964056).

Almost surely, 2^70196138 is an apocalyptic number.

70196138 is a deficient number, since it is larger than the sum of its proper divisors (41228758).

70196138 is a wasteful number, since it uses less digits than its factorization.

70196138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21589.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 70196138 is about 8378.3135534545. The cubic root of 70196138 is about 412.5130951460.

The spelling of 70196138 in words is "seventy million, one hundred ninety-six thousand, one hundred thirty-eight".