1401932480 has 112 divisors (see below), whose sum is σ = 3784579680. Its totient is φ = 490364928.

The previous prime is 1401932459. The next prime is 1401932503. The reversal of 1401932480 is 842391041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70172 + ... + 87908.

It is an arithmetic number, because the mean of its divisors is an integer number (33790890).

Almost surely, 2^1401932480 is an apocalyptic number.

1401932480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1401932480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1892289840).

1401932480 is an abundant number, since it is smaller than the sum of its proper divisors (2382647200).

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

1401932480 is a wasteful number, since it uses less digits than its factorization.

1401932480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17786 (or 17776 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 1401932480 is about 37442.3888126813. The cubic root of 1401932480 is about 1119.2034301942.

The spelling of 1401932480 in words is "one billion, four hundred one million, nine hundred thirty-two thousand, four hundred eighty".