5421534 has 16 divisors (see below), whose sum is σ = 10866960. Its totient is φ = 1803200.

The previous prime is 5421527. The next prime is 5421539. The reversal of 5421534 is 4351245.

It is a d-powerful number, because it can be written as 5⁴ + 4⁴ + 2²² + 1 + 5⁴ + 3¹¹ + 4¹⁰ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5421539) 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, 3562 + ... + 4850.

It is an arithmetic number, because the mean of its divisors is an integer number (679185).

Almost surely, 2^5421534 is an apocalyptic number.

5421534 is an abundant number, since it is smaller than the sum of its proper divisors (5445426).

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

5421534 is a wasteful number, since it uses less digits than its factorization.

5421534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1995.

The product of its digits is 2400, while the sum is 24.

The square root of 5421534 is about 2328.4187767668. The cubic root of 5421534 is about 175.6739616448.

Adding to 5421534 its reverse (4351245), we get a palindrome (9772779).

It can be divided in two parts, 542153 and 4, that multiplied together give a palindrome (2168612).

The spelling of 5421534 in words is "five million, four hundred twenty-one thousand, five hundred thirty-four".