920941402 has 4 divisors (see below), whose sum is σ = 1381412106. Its totient is φ = 460470700.

The previous prime is 920941349. The next prime is 920941451. The reversal of 920941402 is 204149029.

It is a happy number.

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., 795747681 + 125193721 = 28209^2 + 11189^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230235349 + ... + 230235352.

Almost surely, 2^920941402 is an apocalyptic number.

920941402 is a deficient number, since it is larger than the sum of its proper divisors (460470704).

920941402 is a wasteful number, since it uses less digits than its factorization.

920941402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460470703.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 920941402 is about 30347.0163607561. The cubic root of 920941402 is about 972.9204511988.

The spelling of 920941402 in words is "nine hundred twenty million, nine hundred forty-one thousand, four hundred two".