87422002 has 16 divisors (see below), whose sum is σ = 140099040. Its totient is φ = 40791168.

The previous prime is 87421987. The next prime is 87422003. The reversal of 87422002 is 20022478.

It is not an unprimeable number, because it can be changed into a prime (87422003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14623 + ... + 19714.

It is an arithmetic number, because the mean of its divisors is an integer number (8756190).

Almost surely, 2^87422002 is an apocalyptic number.

87422002 is a deficient number, since it is larger than the sum of its proper divisors (52677038).

87422002 is a wasteful number, since it uses less digits than its factorization.

87422002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34425.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 87422002 is about 9349.9733689460. The cubic root of 87422002 is about 443.8200478722.

The spelling of 87422002 in words is "eighty-seven million, four hundred twenty-two thousand, two".