1900414 has 4 divisors (see below), whose sum is σ = 2850624. Its totient is φ = 950206.

The previous prime is 1900397. The next prime is 1900429. The reversal of 1900414 is 4140091.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1900414² = 7223146742792, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1900391 and 1900400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 475102 + ... + 475105.

It is an arithmetic number, because the mean of its divisors is an integer number (712656).

2^1900414 is an apocalyptic number.

1900414 is a deficient number, since it is larger than the sum of its proper divisors (950210).

1900414 is an equidigital number, since it uses as much as digits as its factorization.

1900414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950209.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1900414 is about 1378.5550406132. Note that the first 3 decimals coincide. The cubic root of 1900414 is about 123.8652281835.

The spelling of 1900414 in words is "one million, nine hundred thousand, four hundred fourteen".