1960557 has 4 divisors (see below), whose sum is σ = 2614080. Its totient is φ = 1307036.

The previous prime is 1960549. The next prime is 1960573. The reversal of 1960557 is 7550691.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1960557 - 2³ = 1960549 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1962557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326757 + ... + 326762.

It is an arithmetic number, because the mean of its divisors is an integer number (653520).

2^1960557 is an apocalyptic number.

It is an amenable number.

1960557 is a deficient number, since it is larger than the sum of its proper divisors (653523).

1960557 is an equidigital number, since it uses as much as digits as its factorization.

1960557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653522.

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 1960557 is about 1400.1989144404. The cubic root of 1960557 is about 125.1583486543.

The spelling of 1960557 in words is "one million, nine hundred sixty thousand, five hundred fifty-seven".