1623475212 has 48 divisors (see below), whose sum is σ = 3861026400. Its totient is φ = 530841600.

The previous prime is 1623475207. The next prime is 1623475219. The reversal of 1623475212 is 2125743261.

It is not an unprimeable number, because it can be changed into a prime (1623475219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125964 + ... + 138252.

It is an arithmetic number, because the mean of its divisors is an integer number (80438050).

Almost surely, 2^1623475212 is an apocalyptic number.

1623475212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1623475212 is an abundant number, since it is smaller than the sum of its proper divisors (2237551188).

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

1623475212 is a wasteful number, since it uses less digits than its factorization.

1623475212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12506 (or 12504 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 1623475212 is about 40292.3716353356. The cubic root of 1623475212 is about 1175.2995070505.

The spelling of 1623475212 in words is "one billion, six hundred twenty-three million, four hundred seventy-five thousand, two hundred twelve".