1408341738 has 16 divisors (see below), whose sum is σ = 2817204480. Its totient is φ = 469360416.

The previous prime is 1408341721. The next prime is 1408341751. The reversal of 1408341738 is 8371438041.

It is a junction number, because it is equal to n+sod(n) for n = 1408341696 and 1408341705.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19431 + ... + 56517.

It is an arithmetic number, because the mean of its divisors is an integer number (176075280).

Almost surely, 2^1408341738 is an apocalyptic number.

1408341738 is an abundant number, since it is smaller than the sum of its proper divisors (1408862742).

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

1408341738 is a wasteful number, since it uses less digits than its factorization.

1408341738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43421.

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 1408341738 is about 37527.8794764639. The cubic root of 1408341738 is about 1120.9064032713.

Adding to 1408341738 its reverse (8371438041), we get a palindrome (9779779779).

The spelling of 1408341738 in words is "one billion, four hundred eight million, three hundred forty-one thousand, seven hundred thirty-eight".