5291820 has 36 divisors (see below), whose sum is σ = 16052400. Its totient is φ = 1411104.

The previous prime is 5291807. The next prime is 5291821. The reversal of 5291820 is 281925.

5291820 = T₄₇ + T₄₈ + ... + T₃₁₆.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (5291821) 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, 14520 + ... + 14879.

It is an arithmetic number, because the mean of its divisors is an integer number (445900).

Almost surely, 2^5291820 is an apocalyptic number.

It is an amenable number.

5291820 is an abundant number, since it is smaller than the sum of its proper divisors (10760580).

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

5291820 is a wasteful number, since it uses less digits than its factorization.

5291820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29414 (or 29409 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 5291820 is about 2300.3956181492. The cubic root of 5291820 is about 174.2615962070.

The spelling of 5291820 in words is "five million, two hundred ninety-one thousand, eight hundred twenty".