76402 has 4 divisors (see below), whose sum is σ = 114606. Its totient is φ = 38200.

The previous prime is 76387. The next prime is 76403. The reversal of 76402 is 20467.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20467 = 97 ⋅211.

It can be written as a sum of positive squares in only one way, i.e., 68121 + 8281 = 261^2 + 91^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 76402.

It is not an unprimeable number, because it can be changed into a prime (76403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19099 + ... + 19102.

2⁷⁶⁴⁰² is an apocalyptic number.

76402 is a deficient number, since it is larger than the sum of its proper divisors (38204).

76402 is a wasteful number, since it uses less digits than its factorization.

76402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38203.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 76402 is about 276.4091170711. The cubic root of 76402 is about 42.4327888059.

Adding to 76402 its reverse (20467), we get a palindrome (96869).

The spelling of 76402 in words is "seventy-six thousand, four hundred two".