378526823 has 2 divisors, whose sum is σ = 378526824. Its totient is φ = 378526822.

The previous prime is 378526793. The next prime is 378526829. The reversal of 378526823 is 328625873.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 378526823 - 2¹⁴ = 378510439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (378526829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189263411 + 189263412.

It is an arithmetic number, because the mean of its divisors is an integer number (189263412).

Almost surely, 2^378526823 is an apocalyptic number.

378526823 is a deficient number, since it is larger than the sum of its proper divisors (1).

378526823 is an equidigital number, since it uses as much as digits as its factorization.

378526823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 44.

The square root of 378526823 is about 19455.7658034836. The cubic root of 378526823 is about 723.3784276548.

The spelling of 378526823 in words is "three hundred seventy-eight million, five hundred twenty-six thousand, eight hundred twenty-three".