396403037 has 2 divisors, whose sum is σ = 396403038. Its totient is φ = 396403036.

The previous prime is 396403009. The next prime is 396403079. The reversal of 396403037 is 730304693.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 325658116 + 70744921 = 18046^2 + 8411^2 .

It is a cyclic number.

It is not a de Polignac number, because 396403037 - 2⁸ = 396402781 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 396402988 and 396403006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (396403087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198201518 + 198201519.

It is an arithmetic number, because the mean of its divisors is an integer number (198201519).

Almost surely, 2^396403037 is an apocalyptic number.

It is an amenable number.

396403037 is a deficient number, since it is larger than the sum of its proper divisors (1).

396403037 is an equidigital number, since it uses as much as digits as its factorization.

396403037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 35.

The square root of 396403037 is about 19909.8728524318. The cubic root of 396403037 is about 734.5910922178.

The spelling of 396403037 in words is "three hundred ninety-six million, four hundred three thousand, thirty-seven".