1612225104 has 80 divisors (see below), whose sum is σ = 4803680640. Its totient is φ = 456399360.

The previous prime is 1612225103. The next prime is 1612225123. The reversal of 1612225104 is 4015222161.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1612225103) 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, 14614 + ... + 58634.

It is an arithmetic number, because the mean of its divisors is an integer number (60046008).

Almost surely, 2^1612225104 is an apocalyptic number.

1612225104 is a gapful number since it is divisible by the number (14) 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 1612225104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2401840320).

1612225104 is an abundant number, since it is smaller than the sum of its proper divisors (3191455536).

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

1612225104 is a wasteful number, since it uses less digits than its factorization.

1612225104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44148 (or 44142 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 1612225104 is about 40152.5230091460. The cubic root of 1612225104 is about 1172.5784088692.

Adding to 1612225104 its reverse (4015222161), we get a palindrome (5627447265).

The spelling of 1612225104 in words is "one billion, six hundred twelve million, two hundred twenty-five thousand, one hundred four".