6157206 has 48 divisors (see below), whose sum is σ = 14730768. Its totient is φ = 1858560.

The previous prime is 6157201. The next prime is 6157211. The reversal of 6157206 is 6027516.

It is an interprime number because it is at equal distance from previous prime (6157201) and next prime (6157211).

It is a super-2 number, since 2×6157206² = 75822371452872, 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 6157206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6157201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23830 + ... + 24086.

It is an arithmetic number, because the mean of its divisors is an integer number (306891).

Almost surely, 2^6157206 is an apocalyptic number.

6157206 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 6157206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7365384).

6157206 is an abundant number, since it is smaller than the sum of its proper divisors (8573562).

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

6157206 is a wasteful number, since it uses less digits than its factorization.

6157206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298 (or 273 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 6157206 is about 2481.3717980182. The cubic root of 6157206 is about 183.2854096960.

The spelling of 6157206 in words is "six million, one hundred fifty-seven thousand, two hundred six".