3542838 has 32 divisors (see below), whose sum is σ = 7783776. Its totient is φ = 1068288.

The previous prime is 3542837. The next prime is 3542839. The reversal of 3542838 is 8382453.

It is an interprime number because it is at equal distance from previous prime (3542837) and next prime (3542839).

It is a junction number, because it is equal to n+sod(n) for n = 3542799 and 3542808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3542831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3706 + ... + 4562.

It is an arithmetic number, because the mean of its divisors is an integer number (243243).

Almost surely, 2^3542838 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3542838, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3891888).

3542838 is an abundant number, since it is smaller than the sum of its proper divisors (4240938).

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

3542838 is a wasteful number, since it uses less digits than its factorization.

3542838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928.

The product of its digits is 23040, while the sum is 33.

The square root of 3542838 is about 1882.2428111166. The cubic root of 3542838 is about 152.4463736914.

The spelling of 3542838 in words is "three million, five hundred forty-two thousand, eight hundred thirty-eight".