900723442 has 8 divisors (see below), whose sum is σ = 1351900656. Its totient is φ = 450089892.

The previous prime is 900723437. The next prime is 900723469. The reversal of 900723442 is 244327009.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×900723442² = 1622605437936654728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131748 + ... + 138415.

It is an arithmetic number, because the mean of its divisors is an integer number (168987582).

Almost surely, 2^900723442 is an apocalyptic number.

900723442 is a deficient number, since it is larger than the sum of its proper divisors (451177214).

900723442 is a wasteful number, since it uses less digits than its factorization.

900723442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271832.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 900723442 is about 30012.0549446385. The cubic root of 900723442 is about 965.7480099776.

The spelling of 900723442 in words is "nine hundred million, seven hundred twenty-three thousand, four hundred forty-two".