1953842424 has 64 divisors (see below), whose sum is σ = 5032279200. Its totient is φ = 631701504.

The previous prime is 1953842417. The next prime is 1953842431. The reversal of 1953842424 is 4242483591.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1953842417) and next prime (1953842431).

Its product of digits (276480) is a multiple of the sum of its prime factors (6912).

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, 295992 + ... + 302520.

Almost surely, 2^1953842424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1953842424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2516139600).

1953842424 is an abundant number, since it is smaller than the sum of its proper divisors (3078436776).

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

1953842424 is a wasteful number, since it uses less digits than its factorization.

1953842424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6912 (or 6908 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 1953842424 is about 44202.2898049411. The cubic root of 1953842424 is about 1250.1530317176.

The spelling of 1953842424 in words is "one billion, nine hundred fifty-three million, eight hundred forty-two thousand, four hundred twenty-four".