345531150 has 144 divisors (see below), whose sum is σ = 1006297200. Its totient is φ = 87168960.

The previous prime is 345531107. The next prime is 345531157. The reversal of 345531150 is 51135543.

345531150 is a `hidden beast` number, since 345 + 5 + 311 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345531157) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 486996 + ... + 487704.

It is an arithmetic number, because the mean of its divisors is an integer number (6988175).

Almost surely, 2^345531150 is an apocalyptic number.

345531150 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 345531150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (503148600).

345531150 is an abundant number, since it is smaller than the sum of its proper divisors (660766050).

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

345531150 is a wasteful number, since it uses less digits than its factorization.

345531150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768 (or 738 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 345531150 is about 18588.4681993972. The cubic root of 345531150 is about 701.7176525434.

Adding to 345531150 its reverse (51135543), we get a palindrome (396666693).

The spelling of 345531150 in words is "three hundred forty-five million, five hundred thirty-one thousand, one hundred fifty".