1648950 has 24 divisors (see below), whose sum is σ = 4089768. Its totient is φ = 439680.

The previous prime is 1648943. The next prime is 1648951. The reversal of 1648950 is 598461.

It is a super-2 number, since 2×1648950² = 5438072205000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1648951) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5347 + ... + 5646.

It is an arithmetic number, because the mean of its divisors is an integer number (170407).

2^1648950 is an apocalyptic number.

1648950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1648950 is an abundant number, since it is smaller than the sum of its proper divisors (2440818).

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

1648950 is a wasteful number, since it uses less digits than its factorization.

1648950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11008 (or 11003 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 1648950 is about 1284.1144808778. The cubic root of 1648950 is about 118.1415040908.

The spelling of 1648950 in words is "one million, six hundred forty-eight thousand, nine hundred fifty".