900838942 has 32 divisors (see below), whose sum is σ = 1465216128. Its totient is φ = 413761536.

The previous prime is 900838931. The next prime is 900838943. The reversal of 900838942 is 249838009.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900838943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 921558 + ... + 922534.

It is an arithmetic number, because the mean of its divisors is an integer number (45788004).

Almost surely, 2^900838942 is an apocalyptic number.

900838942 is a deficient number, since it is larger than the sum of its proper divisors (564377186).

900838942 is a wasteful number, since it uses less digits than its factorization.

900838942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620.

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

The square root of 900838942 is about 30013.9791097415. The cubic root of 900838942 is about 965.7892875857.

The spelling of 900838942 in words is "nine hundred million, eight hundred thirty-eight thousand, nine hundred forty-two".