350154640 has 120 divisors (see below), whose sum is σ = 911051064. Its totient is φ = 125030400.

The previous prime is 350154617. The next prime is 350154697. The reversal of 350154640 is 46451053.

It can be written as a sum of positive squares in 4 ways, for example, as 2108304 + 348046336 = 1452^2 + 18656^2 .

It is a junction number, because it is equal to n+sod(n) for n = 350154599 and 350154608.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 590184 + ... + 590776.

Almost surely, 2^350154640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 350154640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (455525532).

350154640 is an abundant number, since it is smaller than the sum of its proper divisors (560896424).

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

350154640 is a wasteful number, since it uses less digits than its factorization.

350154640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689 (or 672 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 350154640 is about 18712.4194053041. The cubic root of 350154640 is about 704.8336478555.

The spelling of 350154640 in words is "three hundred fifty million, one hundred fifty-four thousand, six hundred forty".