900694080 has 560 divisors, whose sum is σ = 3779544384. Its totient is φ = 201553920.

The previous prime is 900694079. The next prime is 900694087. The reversal of 900694080 is 80496009.

It is a super-2 number, since 2×900694080² = 1622499651494092800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900694087) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 69284154 + ... + 69284166.

Almost surely, 2^900694080 is an apocalyptic number.

900694080 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 900694080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1889772192).

900694080 is an abundant number, since it is smaller than the sum of its proper divisors (2878850304).

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

900694080 is an equidigital number, since it uses as much as digits as its factorization.

900694080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68 (or 34 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 900694080 is about 30011.5657705492. The cubic root of 900694080 is about 965.7375159681.

It can be divided in two parts, 90069 and 4080, that added together give a palindrome (94149).

The spelling of 900694080 in words is "nine hundred million, six hundred ninety-four thousand, eighty".