396076140 has 36 divisors (see below), whose sum is σ = 1201431504. Its totient is φ = 105620256.

The previous prime is 396076133. The next prime is 396076141. The reversal of 396076140 is 41670693.

396076140 is a `hidden beast` number, since 3 + 9 + 607 + 6 + 1 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 396076095 and 396076104.

It is not an unprimeable number, because it can be changed into a prime (396076141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1100032 + ... + 1100391.

Almost surely, 2^396076140 is an apocalyptic number.

396076140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

396076140 is an abundant number, since it is smaller than the sum of its proper divisors (805355364).

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

396076140 is a wasteful number, since it uses less digits than its factorization.

396076140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2200438 (or 2200433 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 396076140 is about 19901.6617396639. The cubic root of 396076140 is about 734.3891078382.

The spelling of 396076140 in words is "three hundred ninety-six million, seventy-six thousand, one hundred forty".