1385036546 has 12 divisors (see below), whose sum is σ = 2206953618. Its totient is φ = 651781632.

The previous prime is 1385036489. The next prime is 1385036557. The reversal of 1385036546 is 6456305831.

It can be written as a sum of positive squares in 3 ways, for example, as 1316891521 + 68145025 = 36289^2 + 8255^2 .

It is a super-2 number, since 2×1385036546² = 3836652467511220232, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1197551 + ... + 1198706.

Almost surely, 2^1385036546 is an apocalyptic number.

1385036546 is a deficient number, since it is larger than the sum of its proper divisors (821917072).

1385036546 is a wasteful number, since it uses less digits than its factorization.

1385036546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2396293 (or 2396276 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The square root of 1385036546 is about 37216.0791325470. The cubic root of 1385036546 is about 1114.6890741559.

The spelling of 1385036546 in words is "one billion, three hundred eighty-five million, thirty-six thousand, five hundred forty-six".