1952540 has 24 divisors (see below), whose sum is σ = 4127760. Its totient is φ = 775808.

The previous prime is 1952537. The next prime is 1952551. The reversal of 1952540 is 452591.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4451 + ... + 4869.

It is an arithmetic number, because the mean of its divisors is an integer number (171990).

2^1952540 is an apocalyptic number.

1952540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1952540 is an abundant number, since it is smaller than the sum of its proper divisors (2175220).

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

1952540 is a wasteful number, since it uses less digits than its factorization.

1952540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661 (or 659 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 1952540 is about 1397.3331743002. Note that the first 3 decimals coincide. The cubic root of 1952540 is about 124.9875187538.

The spelling of 1952540 in words is "one million, nine hundred fifty-two thousand, five hundred forty".