2348638 has 4 divisors (see below), whose sum is σ = 3522960. Its totient is φ = 1174318.

The previous prime is 2348627. The next prime is 2348693. The reversal of 2348638 is 8368432.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2348638² = 11032200910088, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2²¹ + 3 + 4⁸ + 8³ + 6⁵ + 3¹¹ + 8³ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 587158 + ... + 587161.

It is an arithmetic number, because the mean of its divisors is an integer number (880740).

2^2348638 is an apocalyptic number.

2348638 is a deficient number, since it is larger than the sum of its proper divisors (1174322).

2348638 is a wasteful number, since it uses less digits than its factorization.

2348638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174321.

The product of its digits is 27648, while the sum is 34.

The square root of 2348638 is about 1532.5266718723. The cubic root of 2348638 is about 132.9245996953.

The spelling of 2348638 in words is "two million, three hundred forty-eight thousand, six hundred thirty-eight".