1401620382 has 16 divisors (see below), whose sum is σ = 3114712080. Its totient is φ = 467206776.

The previous prime is 1401620333. The next prime is 1401620393. The reversal of 1401620382 is 2830261041.

1401620382 is a `hidden beast` number, since 1 + 4 + 0 + 1 + 620 + 38 + 2 = 666.

1401620382 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 (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12977913 + ... + 12978020.

It is an arithmetic number, because the mean of its divisors is an integer number (194669505).

Almost surely, 2^1401620382 is an apocalyptic number.

1401620382 is an abundant number, since it is smaller than the sum of its proper divisors (1713091698).

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

1401620382 is a wasteful number, since it uses less digits than its factorization.

1401620382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25955944 (or 25955938 counting only the distinct ones).

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

The square root of 1401620382 is about 37438.2208711899. The cubic root of 1401620382 is about 1119.1203717300.

The spelling of 1401620382 in words is "one billion, four hundred one million, six hundred twenty thousand, three hundred eighty-two".