1401873036 has 12 divisors (see below), whose sum is σ = 3271037112. Its totient is φ = 467291008.

The previous prime is 1401873017. The next prime is 1401873037. The reversal of 1401873036 is 6303781041.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1401872988 and 1401873006.

It is not an unprimeable number, because it can be changed into a prime (1401873037) 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, 58411365 + ... + 58411388.

It is an arithmetic number, because the mean of its divisors is an integer number (272586426).

Almost surely, 2^1401873036 is an apocalyptic number.

It is an amenable number.

1401873036 is an abundant number, since it is smaller than the sum of its proper divisors (1869164076).

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

1401873036 is a wasteful number, since it uses less digits than its factorization.

1401873036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116822760 (or 116822758 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 1401873036 is about 37441.5949980767. The cubic root of 1401873036 is about 1119.1876113465.

The spelling of 1401873036 in words is "one billion, four hundred one million, eight hundred seventy-three thousand, thirty-six".