1042550194 has 16 divisors (see below), whose sum is σ = 1892360448. Its totient is φ = 420524352.

The previous prime is 1042550191. The next prime is 1042550219. The reversal of 1042550194 is 4910552401.

It is not an unprimeable number, because it can be changed into a prime (1042550191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2189994 + ... + 2190469.

It is an arithmetic number, because the mean of its divisors is an integer number (118272528).

Almost surely, 2^1042550194 is an apocalyptic number.

1042550194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1042550194 is a deficient number, since it is larger than the sum of its proper divisors (849810254).

1042550194 is a wasteful number, since it uses less digits than its factorization.

1042550194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4380489.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 1042550194 is about 32288.5458638199. The cubic root of 1042550194 is about 1013.9868538276.

The spelling of 1042550194 in words is "one billion, forty-two million, five hundred fifty thousand, one hundred ninety-four".