5421738 has 16 divisors (see below), whose sum is σ = 12392640. Its totient is φ = 1549056.

The previous prime is 5421737. The next prime is 5421739. The reversal of 5421738 is 8371245.

It is an interprime number because it is at equal distance from previous prime (5421737) and next prime (5421739).

It is not an unprimeable number, because it can be changed into a prime (5421733) 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, 64503 + ... + 64586.

It is an arithmetic number, because the mean of its divisors is an integer number (774540).

Almost surely, 2^5421738 is an apocalyptic number.

5421738 is an abundant number, since it is smaller than the sum of its proper divisors (6970902).

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

5421738 is a wasteful number, since it uses less digits than its factorization.

5421738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129101.

The product of its digits is 6720, while the sum is 30.

The square root of 5421738 is about 2328.4625829074. The cubic root of 5421738 is about 175.6761650211.

The spelling of 5421738 in words is "five million, four hundred twenty-one thousand, seven hundred thirty-eight".