641350112 has 24 divisors (see below), whose sum is σ = 1359786456. Its totient is φ = 296007552.

The previous prime is 641350091. The next prime is 641350133. The reversal of 641350112 is 211053146.

It is an interprime number because it is at equal distance from previous prime (641350091) and next prime (641350133).

It is a super-2 number, since 2×641350112² = 822659932324825088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 770438 + ... + 771269.

It is an arithmetic number, because the mean of its divisors is an integer number (56657769).

Almost surely, 2^641350112 is an apocalyptic number.

It is an amenable number.

641350112 is an abundant number, since it is smaller than the sum of its proper divisors (718436344).

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

641350112 is a wasteful number, since it uses less digits than its factorization.

641350112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1541730 (or 1541722 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 641350112 is about 25324.8911547513. The cubic root of 641350112 is about 862.3794354196.

The spelling of 641350112 in words is "six hundred forty-one million, three hundred fifty thousand, one hundred twelve".