1401506032 has 40 divisors (see below), whose sum is σ = 2806348160. Its totient is φ = 677341440.

The previous prime is 1401506023. The next prime is 1401506059. The reversal of 1401506032 is 2306051041.

It is a junction number, because it is equal to n+sod(n) for n = 1401505994 and 1401506012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 826978 + ... + 828670.

It is an arithmetic number, because the mean of its divisors is an integer number (70158704).

Almost surely, 2^1401506032 is an apocalyptic number.

It is an amenable number.

1401506032 is an abundant number, since it is smaller than the sum of its proper divisors (1404842128).

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

1401506032 is a wasteful number, since it uses less digits than its factorization.

1401506032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3401 (or 3395 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1401506032 is about 37436.6936574265. The cubic root of 1401506032 is about 1119.0899367429.

Adding to 1401506032 its reverse (2306051041), we get a palindrome (3707557073).

The spelling of 1401506032 in words is "one billion, four hundred one million, five hundred six thousand, thirty-two".