1900608 has 56 divisors (see below), whose sum is σ = 5303520. Its totient is φ = 599040.

The previous prime is 1900607. The next prime is 1900609. The reversal of 1900608 is 8060091.

It is an interprime number because it is at equal distance from previous prime (1900607) and next prime (1900609).

It is a super-2 number, since 2×1900608² = 7224621539328, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (1900603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3388 + ... + 3908.

2^1900608 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 1900608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2651760).

1900608 is an abundant number, since it is smaller than the sum of its proper divisors (3402912).

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

1900608 is a wasteful number, since it uses less digits than its factorization.

1900608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555 (or 545 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 1900608 is about 1378.6254023483. The cubic root of 1900608 is about 123.8694428856.

Adding to 1900608 its reverse (8060091), we get a palindrome (9960699).

The spelling of 1900608 in words is "one million, nine hundred thousand, six hundred eight".