355423040 has 112 divisors (see below), whose sum is σ = 977457024. Its totient is φ = 120576000.

The previous prime is 355423009. The next prime is 355423051. The reversal of 355423040 is 40324553.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225455 + ... + 227025.

Almost surely, 2^355423040 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 355423040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (488728512).

355423040 is an abundant number, since it is smaller than the sum of its proper divisors (622033984).

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

355423040 is a wasteful number, since it uses less digits than its factorization.

355423040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696 (or 1686 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 355423040 is about 18852.6666548794. Note that the first 4 decimals coincide. The cubic root of 355423040 is about 708.3510234413.

Adding to 355423040 its reverse (40324553), we get a palindrome (395747593).

The spelling of 355423040 in words is "three hundred fifty-five million, four hundred twenty-three thousand, forty".