1952697628 has 36 divisors (see below), whose sum is σ = 3988440400. Its totient is φ = 836168928.

The previous prime is 1952697599. The next prime is 1952697641. The reversal of 1952697628 is 8267962591.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1636200 + ... + 1637392.

Almost surely, 2^1952697628 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 1952697628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1994220200).

1952697628 is an abundant number, since it is smaller than the sum of its proper divisors (2035742772).

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

1952697628 is an frugal number, since it uses more digits than its factorization.

1952697628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2411 (or 1202 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 55.

The square root of 1952697628 is about 44189.3383974008. The cubic root of 1952697628 is about 1249.9088206559.

The spelling of 1952697628 in words is "one billion, nine hundred fifty-two million, six hundred ninety-seven thousand, six hundred twenty-eight".