8945402 has 4 divisors (see below), whose sum is σ = 13418106. Its totient is φ = 4472700.

The previous prime is 8945401. The next prime is 8945429. The reversal of 8945402 is 2045498.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8059921 + 885481 = 2839^2 + 941^2 .

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (8945401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2236349 + ... + 2236352.

Almost surely, 2^8945402 is an apocalyptic number.

8945402 is a deficient number, since it is larger than the sum of its proper divisors (4472704).

8945402 is a wasteful number, since it uses less digits than its factorization.

8945402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4472703.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 8945402 is about 2990.8864906579. The cubic root of 8945402 is about 207.5869050983.

The spelling of 8945402 in words is "eight million, nine hundred forty-five thousand, four hundred two".