101612406 has 16 divisors (see below), whose sum is σ = 232257024. Its totient is φ = 29032104.

The previous prime is 101612353. The next prime is 101612411. The reversal of 101612406 is 604216101.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1209630 + ... + 1209713.

It is an arithmetic number, because the mean of its divisors is an integer number (14516064).

Almost surely, 2^101612406 is an apocalyptic number.

101612406 is an abundant number, since it is smaller than the sum of its proper divisors (130644618).

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

101612406 is a wasteful number, since it uses less digits than its factorization.

101612406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2419355.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 101612406 is about 10080.2979122643. The cubic root of 101612406 is about 466.6403024788.

Adding to 101612406 its reverse (604216101), we get a palindrome (705828507).

The spelling of 101612406 in words is "one hundred one million, six hundred twelve thousand, four hundred six".