197907070 has 32 divisors (see below), whose sum is σ = 367833312. Its totient is φ = 76618752.

The previous prime is 197907053. The next prime is 197907121. The reversal of 197907070 is 70709791.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46554 + ... + 50626.

It is an arithmetic number, because the mean of its divisors is an integer number (11494791).

Almost surely, 2^197907070 is an apocalyptic number.

197907070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

197907070 is a deficient number, since it is larger than the sum of its proper divisors (169926242).

197907070 is a wasteful number, since it uses less digits than its factorization.

197907070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4236.

The product of its (nonzero) digits is 27783, while the sum is 40.

The square root of 197907070 is about 14067.9447681600. The cubic root of 197907070 is about 582.7564688136.

The spelling of 197907070 in words is "one hundred ninety-seven million, nine hundred seven thousand, seventy".