202374545 has 8 divisors (see below), whose sum is σ = 257134824. Its totient is φ = 152376064.

The previous prime is 202374533. The next prime is 202374553. The reversal of 202374545 is 545473202.

It can be written as a sum of positive squares in 4 ways, for example, as 8162449 + 194212096 = 2857^2 + 13936^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 202374545 - 2⁶ = 202374481 is a prime.

It is a Duffinian 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, 1190354 + ... + 1190523.

It is an arithmetic number, because the mean of its divisors is an integer number (32141853).

Almost surely, 2^202374545 is an apocalyptic number.

It is an amenable number.

202374545 is a deficient number, since it is larger than the sum of its proper divisors (54760279).

202374545 is a wasteful number, since it uses less digits than its factorization.

202374545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2380899.

The product of its (nonzero) digits is 33600, while the sum is 32.

The square root of 202374545 is about 14225.8407484408. The cubic root of 202374545 is about 587.1088520567.

The spelling of 202374545 in words is "two hundred two million, three hundred seventy-four thousand, five hundred forty-five".