5781402 has 32 divisors (see below), whose sum is σ = 14016960. Its totient is φ = 1751760.

The previous prime is 5781383. The next prime is 5781409. The reversal of 5781402 is 2041875.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5781409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4273 + ... + 5460.

It is an arithmetic number, because the mean of its divisors is an integer number (438030).

Almost surely, 2^5781402 is an apocalyptic number.

5781402 is an abundant number, since it is smaller than the sum of its proper divisors (8235558).

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

5781402 is a wasteful number, since it uses less digits than its factorization.

5781402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9755 (or 9749 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 5781402 is about 2404.4546159161. The cubic root of 5781402 is about 179.4779317123.

The spelling of 5781402 in words is "five million, seven hundred eighty-one thousand, four hundred two".