106242406 has 4 divisors (see below), whose sum is σ = 159363612. Its totient is φ = 53121202.

The previous prime is 106242403. The next prime is 106242443. The reversal of 106242406 is 604242601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 604242601 = 1447 ⋅417583.

It is a super-2 number, since 2×106242406² = 22574897665337672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106242403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26560600 + ... + 26560603.

It is an arithmetic number, because the mean of its divisors is an integer number (39840903).

Almost surely, 2^106242406 is an apocalyptic number.

106242406 is a deficient number, since it is larger than the sum of its proper divisors (53121206).

106242406 is an equidigital number, since it uses as much as digits as its factorization.

106242406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53121205.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 106242406 is about 10307.3956943546. The cubic root of 106242406 is about 473.6228343163.

The spelling of 106242406 in words is "one hundred six million, two hundred forty-two thousand, four hundred six".