70197144 has 32 divisors (see below), whose sum is σ = 181155840. Its totient is φ = 22644000.

The previous prime is 70197137. The next prime is 70197151. The reversal of 70197144 is 44179107.

It is an interprime number because it is at equal distance from previous prime (70197137) and next prime (70197151).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46432 + ... + 47919.

It is an arithmetic number, because the mean of its divisors is an integer number (5661120).

Almost surely, 2^70197144 is an apocalyptic number.

It is an amenable number.

70197144 is an abundant number, since it is smaller than the sum of its proper divisors (110958696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70197144 is a wasteful number, since it uses less digits than its factorization.

70197144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94391 (or 94387 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 70197144 is about 8378.3735891878. The cubic root of 70197144 is about 412.5150657491.

The spelling of 70197144 in words is "seventy million, one hundred ninety-seven thousand, one hundred forty-four".