197134416 has 30 divisors (see below), whose sum is σ = 551702970. Its totient is φ = 65711424.

The previous prime is 197134393. The next prime is 197134423. The reversal of 197134416 is 614431791.

It can be written as a sum of positive squares in only one way, i.e., 129960000 + 67174416 = 11400^2 + 8196^2 .

It is a super-2 number, since 2×197134416² = 77723955943322112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 684351 + ... + 684638.

It is an arithmetic number, because the mean of its divisors is an integer number (18390099).

Almost surely, 2^197134416 is an apocalyptic number.

197134416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

197134416 is an abundant number, since it is smaller than the sum of its proper divisors (354568554).

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

197134416 is a wasteful number, since it uses less digits than its factorization.

197134416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369003 (or 1368994 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 197134416 is about 14040.4564028382. The cubic root of 197134416 is about 581.9970949655.

The spelling of 197134416 in words is "one hundred ninety-seven million, one hundred thirty-four thousand, four hundred sixteen".