623061712 has 80 divisors (see below), whose sum is σ = 1511153280. Its totient is φ = 242274816.

The previous prime is 623061671. The next prime is 623061721. The reversal of 623061712 is 217160326.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 82278 + ... + 89530.

It is an arithmetic number, because the mean of its divisors is an integer number (18889416).

Almost surely, 2^623061712 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 623061712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (755576640).

623061712 is an abundant number, since it is smaller than the sum of its proper divisors (888091568).

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

623061712 is a wasteful number, since it uses less digits than its factorization.

623061712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7340 (or 7334 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 623061712 is about 24961.2041376212. The cubic root of 623061712 is about 854.1032111856.

The spelling of 623061712 in words is "six hundred twenty-three million, sixty-one thousand, seven hundred twelve".