84406052 has 6 divisors (see below), whose sum is σ = 147710598. Its totient is φ = 42203024.

The previous prime is 84406043. The next prime is 84406061. The reversal of 84406052 is 25060448.

It is an interprime number because it is at equal distance from previous prime (84406043) and next prime (84406061).

It can be written as a sum of positive squares in only one way, i.e., 79852096 + 4553956 = 8936^2 + 2134^2 .

It is a super-2 number, since 2×84406052² = 14248763228453408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10550753 + ... + 10550760.

It is an arithmetic number, because the mean of its divisors is an integer number (24618433).

Almost surely, 2^84406052 is an apocalyptic number.

It is an amenable number.

84406052 is a deficient number, since it is larger than the sum of its proper divisors (63304546).

84406052 is a wasteful number, since it uses less digits than its factorization.

84406052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21101517 (or 21101515 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 84406052 is about 9187.2766367406. The cubic root of 84406052 is about 438.6564595246.

The spelling of 84406052 in words is "eighty-four million, four hundred six thousand, fifty-two".