2420402 has 8 divisors (see below), whose sum is σ = 3676800. Its totient is φ = 1194804.

The previous prime is 2420399. The next prime is 2420417. The reversal of 2420402 is 2040242.

It is a happy number.

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

It is a nialpdrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7502 + ... + 7817.

It is an arithmetic number, because the mean of its divisors is an integer number (459600).

2^2420402 is an apocalyptic number.

2420402 is a deficient number, since it is larger than the sum of its proper divisors (1256398).

2420402 is a wasteful number, since it uses less digits than its factorization.

2420402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15400.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 2420402 is about 1555.7641209386. The cubic root of 2420402 is about 134.2649025714.

Adding to 2420402 its reverse (2040242), we get a palindrome (4460644).

The spelling of 2420402 in words is "two million, four hundred twenty thousand, four hundred two".