106849406 has 4 divisors (see below), whose sum is σ = 160274112. Its totient is φ = 53424702.

The previous prime is 106849399. The next prime is 106849409. The reversal of 106849406 is 604948601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 604948601 = 31 ⋅19514471.

It is a super-2 number, since 2×106849406² = 22833591125105672, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106849406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106849409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26712350 + ... + 26712353.

It is an arithmetic number, because the mean of its divisors is an integer number (40068528).

Almost surely, 2^106849406 is an apocalyptic number.

106849406 is a deficient number, since it is larger than the sum of its proper divisors (53424706).

106849406 is an equidigital number, since it uses as much as digits as its factorization.

106849406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53424705.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 106849406 is about 10336.7986340066. The cubic root of 106849406 is about 474.5231128836.

The spelling of 106849406 in words is "one hundred six million, eight hundred forty-nine thousand, four hundred six".