623543046 has 32 divisors (see below), whose sum is σ = 1425988608. Its totient is φ = 178061760.

The previous prime is 623543003. The next prime is 623543057. The reversal of 623543046 is 640345326.

It is a junction number, because it is equal to n+sod(n) for n = 623542998 and 623543016.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 138186 + ... + 142626.

It is an arithmetic number, because the mean of its divisors is an integer number (44562144).

Almost surely, 2^623543046 is an apocalyptic number.

623543046 is an abundant number, since it is smaller than the sum of its proper divisors (802445562).

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

623543046 is a wasteful number, since it uses less digits than its factorization.

623543046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7796.

The product of its (nonzero) digits is 51840, while the sum is 33.

The square root of 623543046 is about 24970.8439184582. The cubic root of 623543046 is about 854.3230947530.

The spelling of 623543046 in words is "six hundred twenty-three million, five hundred forty-three thousand, forty-six".