52021734 has 48 divisors (see below), whose sum is σ = 116414400. Its totient is φ = 15451776.

The previous prime is 52021733. The next prime is 52021757. The reversal of 52021734 is 43712025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52021733) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32157 + ... + 33735.

It is an arithmetic number, because the mean of its divisors is an integer number (2425300).

Almost surely, 2^52021734 is an apocalyptic number.

52021734 is an abundant number, since it is smaller than the sum of its proper divisors (64392666).

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

52021734 is a wasteful number, since it uses less digits than its factorization.

52021734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1637 (or 1620 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 52021734 is about 7212.6093752539. The cubic root of 52021734 is about 373.3031099754.

Adding to 52021734 its reverse (43712025), we get a palindrome (95733759).

The spelling of 52021734 in words is "fifty-two million, twenty-one thousand, seven hundred thirty-four".