361577142 has 16 divisors (see below), whose sum is σ = 803504880. Its totient is φ = 120525696.

The previous prime is 361577141. The next prime is 361577147. The reversal of 361577142 is 241775163.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 361577097 and 361577106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361577141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3347883 + ... + 3347990.

It is an arithmetic number, because the mean of its divisors is an integer number (50219055).

Almost surely, 2^361577142 is an apocalyptic number.

361577142 is an abundant number, since it is smaller than the sum of its proper divisors (441927738).

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

361577142 is a wasteful number, since it uses less digits than its factorization.

361577142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6695884 (or 6695878 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 361577142 is about 19015.1818818543. The cubic root of 361577142 is about 712.4159856617.

The spelling of 361577142 in words is "three hundred sixty-one million, five hundred seventy-seven thousand, one hundred forty-two".