85407402 has 8 divisors (see below), whose sum is σ = 170814816. Its totient is φ = 28469132.

The previous prime is 85407401. The next prime is 85407403. The reversal of 85407402 is 20470458.

It is an interprime number because it is at equal distance from previous prime (85407401) and next prime (85407403).

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

85407402 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 85407402.

It is not an unprimeable number, because it can be changed into a prime (85407401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7117278 + ... + 7117289.

It is an arithmetic number, because the mean of its divisors is an integer number (21351852).

Almost surely, 2^85407402 is an apocalyptic number.

85407402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

85407402 is a wasteful number, since it uses less digits than its factorization.

85407402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14234572.

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 85407402 is about 9241.6125216328. The cubic root of 85407402 is about 440.3843095513.

The spelling of 85407402 in words is "eighty-five million, four hundred seven thousand, four hundred two".