1385435476 has 12 divisors (see below), whose sum is σ = 2470257972. Its totient is φ = 679647488.

The previous prime is 1385435411. The next prime is 1385435479. The reversal of 1385435476 is 6745345831.

It can be written as a sum of positive squares in 2 ways, for example, as 477859600 + 907575876 = 21860^2 + 30126^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1385435479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3267325 + ... + 3267748.

It is an arithmetic number, because the mean of its divisors is an integer number (205854831).

Almost surely, 2^1385435476 is an apocalyptic number.

It is an amenable number.

1385435476 is a deficient number, since it is larger than the sum of its proper divisors (1084822496).

1385435476 is a wasteful number, since it uses less digits than its factorization.

1385435476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6535130 (or 6535128 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 46.

The square root of 1385435476 is about 37221.4383924104. The cubic root of 1385435476 is about 1114.7960846236.

The spelling of 1385435476 in words is "one billion, three hundred eighty-five million, four hundred thirty-five thousand, four hundred seventy-six".