4245534 has 40 divisors (see below), whose sum is σ = 9670320. Its totient is φ = 1391904.

The previous prime is 4245517. The next prime is 4245541. The reversal of 4245534 is 4355424.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4245498 and 4245507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11647 + ... + 12005.

It is an arithmetic number, because the mean of its divisors is an integer number (241758).

Almost surely, 2^4245534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4245534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4835160).

4245534 is an abundant number, since it is smaller than the sum of its proper divisors (5424786).

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

4245534 is a wasteful number, since it uses less digits than its factorization.

4245534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446 (or 437 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 4245534 is about 2060.4693640042. The cubic root of 4245534 is about 161.9238325067.

The spelling of 4245534 in words is "four million, two hundred forty-five thousand, five hundred thirty-four".