106783407 has 16 divisors (see below), whose sum is σ = 158592000. Its totient is φ = 71011512.

The previous prime is 106783399. The next prime is 106783463. The reversal of 106783407 is 704387601.

It is not a de Polignac number, because 106783407 - 2³ = 106783399 is a prime.

It is a super-2 number, since 2×106783407² = 22805392021055298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106783487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6594 + ... + 16032.

It is an arithmetic number, because the mean of its divisors is an integer number (9912000).

Almost surely, 2^106783407 is an apocalyptic number.

106783407 is a deficient number, since it is larger than the sum of its proper divisors (51808593).

106783407 is an equidigital number, since it uses as much as digits as its factorization.

106783407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9867 (or 9861 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 106783407 is about 10333.6057114639. The cubic root of 106783407 is about 474.4253912318.

The spelling of 106783407 in words is "one hundred six million, seven hundred eighty-three thousand, four hundred seven".