407622402 has 64 divisors (see below), whose sum is σ = 995587200. Its totient is φ = 122595840.

The previous prime is 407622389. The next prime is 407622443. The reversal of 407622402 is 204226704.

It is a happy number.

It is a super-2 number, since 2×407622402² = 332312045224499208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78874 + ... + 83882.

It is an arithmetic number, because the mean of its divisors is an integer number (15556050).

Almost surely, 2^407622402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 407622402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (497793600).

407622402 is an abundant number, since it is smaller than the sum of its proper divisors (587964798).

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

407622402 is a wasteful number, since it uses less digits than its factorization.

407622402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5168 (or 5162 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 407622402 is about 20189.6607698099. The cubic root of 407622402 is about 741.4570767502.

The spelling of 407622402 in words is "four hundred seven million, six hundred twenty-two thousand, four hundred two".