1400820360 has 64 divisors (see below), whose sum is σ = 4260055680. Its totient is φ = 368432640.

The previous prime is 1400820329. The next prime is 1400820361. The reversal of 1400820360 is 630280041.

It is a happy number.

1400820360 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1400820360.

It is not an unprimeable number, because it can be changed into a prime (1400820361) 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, 71196 + ... + 88715.

It is an arithmetic number, because the mean of its divisors is an integer number (66563370).

Almost surely, 2^1400820360 is an apocalyptic number.

1400820360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1400820360 is an abundant number, since it is smaller than the sum of its proper divisors (2859235320).

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

1400820360 is a wasteful number, since it uses less digits than its factorization.

1400820360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159998 (or 159994 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1400820360 is about 37427.5347838994. The cubic root of 1400820360 is about 1118.9074060016.

The spelling of 1400820360 in words is "one billion, four hundred million, eight hundred twenty thousand, three hundred sixty".