1913996 has 24 divisors (see below), whose sum is σ = 4054176. Its totient is φ = 771840.

The previous prime is 1913993. The next prime is 1913999. The reversal of 1913996 is 6993191.

It is an interprime number because it is at equal distance from previous prime (1913993) and next prime (1913999).

It is not an unprimeable number, because it can be changed into a prime (1913993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1535 + ... + 2486.

It is an arithmetic number, because the mean of its divisors is an integer number (168924).

2^1913996 is an apocalyptic number.

It is an amenable number.

1913996 is an abundant number, since it is smaller than the sum of its proper divisors (2140180).

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

1913996 is a wasteful number, since it uses less digits than its factorization.

1913996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4049 (or 4047 counting only the distinct ones).

The product of its digits is 13122, while the sum is 38.

The square root of 1913996 is about 1383.4724428047. The cubic root of 1913996 is about 124.1596106276.

The spelling of 1913996 in words is "one million, nine hundred thirteen thousand, nine hundred ninety-six".