917034140 has 24 divisors (see below), whose sum is σ = 2100842352. Its totient is φ = 333466880.

The previous prime is 917034121. The next prime is 917034163. The reversal of 917034140 is 41430719.

917034140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×917034140² = 1681903227851079200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2083949 + ... + 2084388.

It is an arithmetic number, because the mean of its divisors is an integer number (87535098).

Almost surely, 2^917034140 is an apocalyptic number.

It is an amenable number.

917034140 is an abundant number, since it is smaller than the sum of its proper divisors (1183808212).

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

917034140 is a wasteful number, since it uses less digits than its factorization.

917034140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4168357 (or 4168355 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 917034140 is about 30282.5715552692. The cubic root of 917034140 is about 971.5425698520.

Adding to 917034140 its reverse (41430719), we get a palindrome (958464859).

The spelling of 917034140 in words is "nine hundred seventeen million, thirty-four thousand, one hundred forty".