42955704 has 128 divisors (see below), whose sum is σ = 132192000. Its totient is φ = 12816000.

The previous prime is 42955687. The next prime is 42955723. The reversal of 42955704 is 40755924.

It is a super-2 number, since 2×42955704² = 3690385012271232, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 239887 + ... + 240065.

It is an arithmetic number, because the mean of its divisors is an integer number (1032750).

Almost surely, 2^42955704 is an apocalyptic number.

42955704 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42955704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66096000).

42955704 is an abundant number, since it is smaller than the sum of its proper divisors (89236296).

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

42955704 is a wasteful number, since it uses less digits than its factorization.

42955704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306 (or 296 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 42955704 is about 6554.0601156840. The cubic root of 42955704 is about 350.2194650783.

It can be divided in two parts, 4295 and 5704, that added together give a palindrome (9999).

The spelling of 42955704 in words is "forty-two million, nine hundred fifty-five thousand, seven hundred four".