351012400 has 30 divisors (see below), whose sum is σ = 843308252. Its totient is φ = 140404800.

The previous prime is 351012383. The next prime is 351012421. The reversal of 351012400 is 4210153.

It is a super-3 number, since 3×351012400³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 438366 + ... + 439165.

Almost surely, 2^351012400 is an apocalyptic number.

It is an amenable number.

351012400 is an abundant number, since it is smaller than the sum of its proper divisors (492295852).

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

351012400 is a wasteful number, since it uses less digits than its factorization.

351012400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877549 (or 877538 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 351012400 is about 18735.3249237904. The cubic root of 351012400 is about 705.4087129278.

Adding to 351012400 its reverse (4210153), we get a palindrome (355222553).

The spelling of 351012400 in words is "three hundred fifty-one million, twelve thousand, four hundred".