1962090 has 96 divisors (see below), whose sum is σ = 5797440. Its totient is φ = 471744.

The previous prime is 1962071. The next prime is 1962091. The reversal of 1962090 is 902691.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1962091) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45609 + ... + 45651.

It is an arithmetic number, because the mean of its divisors is an integer number (60390).

2^1962090 is an apocalyptic number.

1962090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1962090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2898720).

1962090 is an abundant number, since it is smaller than the sum of its proper divisors (3835350).

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

1962090 is a wasteful number, since it uses less digits than its factorization.

1962090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 1962090 is about 1400.7462296933. The cubic root of 1962090 is about 125.1909614546.

The spelling of 1962090 in words is "one million, nine hundred sixty-two thousand, ninety".