351825240 has 64 divisors (see below), whose sum is σ = 1136671200. Its totient is φ = 86602752.

The previous prime is 351825239. The next prime is 351825283. The reversal of 351825240 is 42528153.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 351825198 and 351825207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111205 + ... + 114324.

Almost surely, 2^351825240 is an apocalyptic number.

351825240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

351825240 is an abundant number, since it is smaller than the sum of its proper divisors (784845960).

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

351825240 is a wasteful number, since it uses less digits than its factorization.

351825240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225556 (or 225552 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 351825240 is about 18757.0050914318. The cubic root of 351825240 is about 705.9527985413.

The spelling of 351825240 in words is "three hundred fifty-one million, eight hundred twenty-five thousand, two hundred forty".