620481600 has 336 divisors, whose sum is σ = 2313066240. Its totient is φ = 161740800.

The previous prime is 620481571. The next prime is 620481619. The reversal of 620481600 is 6184026.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2289465 + ... + 2289735.

Almost surely, 2^620481600 is an apocalyptic number.

620481600 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 620481600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1156533120).

620481600 is an abundant number, since it is smaller than the sum of its proper divisors (1692584640).

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

620481600 is a wasteful number, since it uses less digits than its factorization.

620481600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355 (or 334 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 620481600 is about 24909.4680794271. The cubic root of 620481600 is about 852.9226267958.

The spelling of 620481600 in words is "six hundred twenty million, four hundred eighty-one thousand, six hundred".