4026534 has 32 divisors (see below), whose sum is σ = 8471520. Its totient is φ = 1274112.

The previous prime is 4026527. The next prime is 4026571. The reversal of 4026534 is 4356204.

It is an Ulam 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, 12544 + ... + 12860.

It is an arithmetic number, because the mean of its divisors is an integer number (264735).

Almost surely, 2^4026534 is an apocalyptic number.

4026534 is an abundant number, since it is smaller than the sum of its proper divisors (4444986).

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

4026534 is a wasteful number, since it uses less digits than its factorization.

4026534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 4026534 is about 2006.6225355059. The cubic root of 4026534 is about 159.0903327524.

It can be divided in two parts, 4026 and 534, that added together give a triangular number (4560 = T₉₅).

The spelling of 4026534 in words is "four million, twenty-six thousand, five hundred thirty-four".