64293402 has 8 divisors (see below), whose sum is σ = 128586816. Its totient is φ = 21431132.

The previous prime is 64293373. The next prime is 64293407. The reversal of 64293402 is 20439246.

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

64293402 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 64293402.

It is not an unprimeable number, because it can be changed into a prime (64293407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5357778 + ... + 5357789.

It is an arithmetic number, because the mean of its divisors is an integer number (16073352).

Almost surely, 2^64293402 is an apocalyptic number.

64293402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

64293402 is a wasteful number, since it uses less digits than its factorization.

64293402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10715572.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 64293402 is about 8018.3166562565. The cubic root of 64293402 is about 400.6103224593.

The spelling of 64293402 in words is "sixty-four million, two hundred ninety-three thousand, four hundred two".