2146594402 has 4 divisors (see below), whose sum is σ = 3219891606. Its totient is φ = 1073297200.

The previous prime is 2146594367. The next prime is 2146594409. The reversal of 2146594402 is 2044956412.

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., 2041142041 + 105452361 = 45179^2 + 10269^2 .

It is not an unprimeable number, because it can be changed into a prime (2146594409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536648599 + ... + 536648602.

Almost surely, 2^2146594402 is an apocalyptic number.

2146594402 is a deficient number, since it is larger than the sum of its proper divisors (1073297204).

2146594402 is a wasteful number, since it uses less digits than its factorization.

2146594402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073297203.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 2146594402 is about 46331.3544157733. The cubic root of 2146594402 is about 1289.9810509405.

The spelling of 2146594402 in words is "two billion, one hundred forty-six million, five hundred ninety-four thousand, four hundred two".