71404302 has 24 divisors (see below), whose sum is σ = 146789496. Its totient is φ = 23155488.

The previous prime is 71404283. The next prime is 71404349. The reversal of 71404302 is 20340417.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3868 + ... + 12560.

It is an arithmetic number, because the mean of its divisors is an integer number (6116229).

Almost surely, 2^71404302 is an apocalyptic number.

71404302 is an abundant number, since it is smaller than the sum of its proper divisors (75385194).

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

71404302 is a wasteful number, since it uses less digits than its factorization.

71404302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8772 (or 8735 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 71404302 is about 8450.1066265462. The cubic root of 71404302 is about 414.8662693898.

Adding to 71404302 its reverse (20340417), we get a palindrome (91744719).

The spelling of 71404302 in words is "seventy-one million, four hundred four thousand, three hundred two".