361406 has 8 divisors (see below), whose sum is σ = 546480. Its totient is φ = 179248.

The previous prime is 361373. The next prime is 361409. The reversal of 361406 is 604163.

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

It is a super-2 number, since 2×361406² = 261228593672, which contains 22 as substring.

It is a nialpdrome in base 13.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 361406.

It is not an unprimeable number, because it can be changed into a prime (361409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386 + ... + 933.

It is an arithmetic number, because the mean of its divisors is an integer number (68310).

2³⁶¹⁴⁰⁶ is an apocalyptic number.

361406 is a deficient number, since it is larger than the sum of its proper divisors (185074).

361406 is a wasteful number, since it uses less digits than its factorization.

361406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1458.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 361406 is about 601.1705248929. The cubic root of 361406 is about 71.2303567477.

Adding to 361406 its reverse (604163), we get a palindrome (965569).

It can be divided in two parts, 361 and 406, that added together give a palindrome (767).

The spelling of 361406 in words is "three hundred sixty-one thousand, four hundred six".