1613408 has 24 divisors (see below), whose sum is σ = 3209472. Its totient is φ = 798336.

The previous prime is 1613407. The next prime is 1613411. The reversal of 1613408 is 8043161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1613407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3866 + ... + 4262.

It is an arithmetic number, because the mean of its divisors is an integer number (133728).

2^1613408 is an apocalyptic number.

It is an amenable number.

1613408 is a deficient number, since it is larger than the sum of its proper divisors (1596064).

1613408 is a wasteful number, since it uses less digits than its factorization.

1613408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534 (or 526 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1613408 is about 1270.1999842544. The cubic root of 1613408 is about 117.2865113916.

Adding to 1613408 its reverse (8043161), we get a palindrome (9656569).

The spelling of 1613408 in words is "one million, six hundred thirteen thousand, four hundred eight".