350220624 has 40 divisors (see below), whose sum is σ = 974333472. Its totient is φ = 107760000.

The previous prime is 350220601. The next prime is 350220643. The reversal of 350220624 is 426022053.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 350220594 and 350220603.

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, 280002 + ... + 281249.

Almost surely, 2^350220624 is an apocalyptic number.

It is an amenable number.

350220624 is an abundant number, since it is smaller than the sum of its proper divisors (624112848).

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

350220624 is a wasteful number, since it uses less digits than its factorization.

350220624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561275 (or 561269 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 350220624 is about 18714.1824293769. The cubic root of 350220624 is about 704.8779186024.

Adding to 350220624 its reverse (426022053), we get a palindrome (776242677).

The spelling of 350220624 in words is "three hundred fifty million, two hundred twenty thousand, six hundred twenty-four".