1925642 has 8 divisors (see below), whose sum is σ = 2937600. Its totient is φ = 946444.

The previous prime is 1925639. The next prime is 1925653. The reversal of 1925642 is 2465291.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1925642² = 7416194224328, which contains 22 as substring.

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, 8042 + ... + 8277.

It is an arithmetic number, because the mean of its divisors is an integer number (367200).

2^1925642 is an apocalyptic number.

1925642 is a deficient number, since it is larger than the sum of its proper divisors (1011958).

1925642 is a wasteful number, since it uses less digits than its factorization.

1925642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16380.

The product of its digits is 4320, while the sum is 29.

The square root of 1925642 is about 1387.6750340047. The cubic root of 1925642 is about 124.4109242792.

The spelling of 1925642 in words is "one million, nine hundred twenty-five thousand, six hundred forty-two".