1401260832 has 72 divisors (see below), whose sum is σ = 4158108864. Its totient is φ = 446776704.

The previous prime is 1401260827. The next prime is 1401260843. The reversal of 1401260832 is 2380621041.

1401260832 is a `hidden beast` number, since 1 + 40 + 12 + 608 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 1401260796 and 1401260805.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99148 + ... + 112395.

It is an arithmetic number, because the mean of its divisors is an integer number (57751512).

Almost surely, 2^1401260832 is an apocalyptic number.

1401260832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1401260832 is an abundant number, since it is smaller than the sum of its proper divisors (2756848032).

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

1401260832 is a wasteful number, since it uses less digits than its factorization.

1401260832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211582 (or 211571 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 1401260832 is about 37433.4186523219. The cubic root of 1401260832 is about 1119.0246696064.

Adding to 1401260832 its reverse (2380621041), we get a palindrome (3781881873).

The spelling of 1401260832 in words is "one billion, four hundred one million, two hundred sixty thousand, eight hundred thirty-two".