1952990 has 32 divisors (see below), whose sum is σ = 3852576. Its totient is φ = 708480.

The previous prime is 1952989. The next prime is 1953001. The reversal of 1952990 is 992591.

It is a self number, because there is not a number n which added to its sum of digits gives 1952990.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10700 + ... + 10880.

It is an arithmetic number, because the mean of its divisors is an integer number (120393).

2^1952990 is an apocalyptic number.

1952990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1952990 is a deficient number, since it is larger than the sum of its proper divisors (1899586).

1952990 is a wasteful number, since it uses less digits than its factorization.

1952990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284.

The product of its (nonzero) digits is 7290, while the sum is 35.

The square root of 1952990 is about 1397.4941860344. The cubic root of 1952990 is about 124.9971199336.

The spelling of 1952990 in words is "one million, nine hundred fifty-two thousand, nine hundred ninety".