2155535342 has 8 divisors (see below), whose sum is σ = 3261916656. Its totient is φ = 1068229792.

The previous prime is 2155535341. The next prime is 2155535357. The reversal of 2155535342 is 2435355512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2155535342² = 9292665221222113928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2155535341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4768658 + ... + 4769109.

It is an arithmetic number, because the mean of its divisors is an integer number (407739582).

Almost surely, 2^2155535342 is an apocalyptic number.

2155535342 is a deficient number, since it is larger than the sum of its proper divisors (1106381314).

2155535342 is a wasteful number, since it uses less digits than its factorization.

2155535342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9537882.

The product of its digits is 90000, while the sum is 35.

The square root of 2155535342 is about 46427.7432361298. The cubic root of 2155535342 is about 1291.7695687445.

The spelling of 2155535342 in words is "two billion, one hundred fifty-five million, five hundred thirty-five thousand, three hundred forty-two".