361055406 has 16 divisors (see below), whose sum is σ = 729261648. Its totient is φ = 119160000.

The previous prime is 361055399. The next prime is 361055413. The reversal of 361055406 is 604550163.

It is an interprime number because it is at equal distance from previous prime (361055399) and next prime (361055413).

It is a super-2 number, since 2×361055406² = 260722012403649672, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297295 + ... + 298506.

It is an arithmetic number, because the mean of its divisors is an integer number (45578853).

Almost surely, 2^361055406 is an apocalyptic number.

361055406 is an abundant number, since it is smaller than the sum of its proper divisors (368206242).

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

361055406 is a wasteful number, since it uses less digits than its factorization.

361055406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595907.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 361055406 is about 19001.4579966907. The cubic root of 361055406 is about 712.0731616420.

The spelling of 361055406 in words is "three hundred sixty-one million, fifty-five thousand, four hundred six".