106390456 has 16 divisors (see below), whose sum is σ = 208155600. Its totient is φ = 50882304.

The previous prime is 106390411. The next prime is 106390457. The reversal of 106390456 is 654093601.

It is a super-2 number, since 2×106390456² = 22637858255775872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106390457) 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, 288921 + ... + 289288.

It is an arithmetic number, because the mean of its divisors is an integer number (13009725).

Almost surely, 2^106390456 is an apocalyptic number.

It is an amenable number.

106390456 is a deficient number, since it is larger than the sum of its proper divisors (101765144).

106390456 is a wasteful number, since it uses less digits than its factorization.

106390456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578238 (or 578234 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 106390456 is about 10314.5749306503. The cubic root of 106390456 is about 473.8427318051.

It can be divided in two parts, 1063 and 90456, that added together give a palindrome (91519).

The spelling of 106390456 in words is "one hundred six million, three hundred ninety thousand, four hundred fifty-six".