106423621 has 8 divisors (see below), whose sum is σ = 112774464. Its totient is φ = 100082880.

The previous prime is 106423613. The next prime is 106423627. The reversal of 106423621 is 126324601.

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

It is a cyclic number.

It is not a de Polignac number, because 106423621 - 2³ = 106423613 is a prime.

It is a super-2 number, since 2×106423621² = 22651974213503282, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106423627) 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, 36736 + ... + 39526.

It is an arithmetic number, because the mean of its divisors is an integer number (14096808).

Almost surely, 2^106423621 is an apocalyptic number.

It is an amenable number.

106423621 is a deficient number, since it is larger than the sum of its proper divisors (6350843).

106423621 is a wasteful number, since it uses less digits than its factorization.

106423621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5051.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 106423621 is about 10316.1824819068. The cubic root of 106423621 is about 473.8919635443.

The spelling of 106423621 in words is "one hundred six million, four hundred twenty-three thousand, six hundred twenty-one".