4197534 has 16 divisors (see below), whose sum is σ = 9158400. Its totient is φ = 1271960.

The previous prime is 4197533. The next prime is 4197541. The reversal of 4197534 is 4357914.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 4197495 and 4197504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4197533) 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, 31734 + ... + 31865.

It is an arithmetic number, because the mean of its divisors is an integer number (572400).

Almost surely, 2^4197534 is an apocalyptic number.

4197534 is an abundant number, since it is smaller than the sum of its proper divisors (4960866).

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

4197534 is a wasteful number, since it uses less digits than its factorization.

4197534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63615.

The product of its digits is 15120, while the sum is 33.

The square root of 4197534 is about 2048.7884224585. The cubic root of 4197534 is about 161.3112813168.

The spelling of 4197534 in words is "four million, one hundred ninety-seven thousand, five hundred thirty-four".