1038398146 has 32 divisors (see below), whose sum is σ = 1670613120. Its totient is φ = 482630400.

The previous prime is 1038398071. The next prime is 1038398147. The reversal of 1038398146 is 6418938301.

It is not an unprimeable number, because it can be changed into a prime (1038398147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 649420 + ... + 651016.

It is an arithmetic number, because the mean of its divisors is an integer number (52206660).

Almost surely, 2^1038398146 is an apocalyptic number.

1038398146 is a deficient number, since it is larger than the sum of its proper divisors (632214974).

1038398146 is a wasteful number, since it uses less digits than its factorization.

1038398146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1930.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 1038398146 is about 32224.1857305968. The cubic root of 1038398146 is about 1012.6389655524.

The spelling of 1038398146 in words is "one billion, thirty-eight million, three hundred ninety-eight thousand, one hundred forty-six".