1408098729 has 16 divisors (see below), whose sum is σ = 1990647360. Its totient is φ = 882293760.

The previous prime is 1408098719. The next prime is 1408098749. The reversal of 1408098729 is 9278908041.

It is not a de Polignac number, because 1408098729 - 2⁵ = 1408098697 is a prime.

It is a super-2 number, since 2×1408098729² = 3965484061222830882, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1408098719) 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, 19009 + ... + 56369.

It is an arithmetic number, because the mean of its divisors is an integer number (124415460).

Almost surely, 2^1408098729 is an apocalyptic number.

It is an amenable number.

1408098729 is a deficient number, since it is larger than the sum of its proper divisors (582548631).

1408098729 is a wasteful number, since it uses less digits than its factorization.

1408098729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38120.

The product of its (nonzero) digits is 290304, while the sum is 48.

The square root of 1408098729 is about 37524.6416238716. The cubic root of 1408098729 is about 1120.8419288602.

The spelling of 1408098729 in words is "one billion, four hundred eight million, ninety-eight thousand, seven hundred twenty-nine".