1385695350 has 288 divisors, whose sum is σ = 4307057664. Its totient is φ = 328924800.

The previous prime is 1385695331. The next prime is 1385695369. The reversal of 1385695350 is 535965831.

1385695350 is a `hidden beast` number, since 1 + 38 + 569 + 5 + 3 + 50 = 666.

It is an interprime number because it is at equal distance from previous prime (1385695331) and next prime (1385695369).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 1385695296 and 1385695305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4896309 + ... + 4896591.

Almost surely, 2^1385695350 is an apocalyptic number.

1385695350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1385695350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2153528832).

1385695350 is an abundant number, since it is smaller than the sum of its proper divisors (2921362314).

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

1385695350 is a wasteful number, since it uses less digits than its factorization.

1385695350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354 (or 337 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The square root of 1385695350 is about 37224.9291470111. The cubic root of 1385695350 is about 1114.8657831433.

The spelling of 1385695350 in words is "one billion, three hundred eighty-five million, six hundred ninety-five thousand, three hundred fifty".