7206045 has 64 divisors (see below), whose sum is σ = 15261696. Its totient is φ = 2810880.

The previous prime is 7206019. The next prime is 7206053. The reversal of 7206045 is 5406027.

7206045 = T₂₀₂ + T₂₀₃ + ... + T₃₇₁.

It is a happy number.

It is not a de Polignac number, because 7206045 - 2⁹ = 7205533 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19452 + ... + 19818.

It is an arithmetic number, because the mean of its divisors is an integer number (238464).

Almost surely, 2^7206045 is an apocalyptic number.

It is an amenable number.

7206045 is an abundant number, since it is smaller than the sum of its proper divisors (8055651).

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

7206045 is a wasteful number, since it uses less digits than its factorization.

7206045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 7206045 is about 2684.4077559119. The cubic root of 7206045 is about 193.1519023907.

The spelling of 7206045 in words is "seven million, two hundred six thousand, forty-five".