3551420022 has 16 divisors (see below), whose sum is σ = 7132561920. Its totient is φ = 1178853032.

The previous prime is 3551420021. The next prime is 3551420029. The reversal of 3551420022 is 2200241553.

It is a super-2 number, since 2×3551420022² = 25225168345324960968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3551419974 and 3551420001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3551420021) 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, 1236858 + ... + 1239725.

It is an arithmetic number, because the mean of its divisors is an integer number (445785120).

Almost surely, 2^3551420022 is an apocalyptic number.

3551420022 is an abundant number, since it is smaller than the sum of its proper divisors (3581141898).

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

3551420022 is a wasteful number, since it uses less digits than its factorization.

3551420022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2476827.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 3551420022 is about 59593.7918075365. The cubic root of 3551420022 is about 1525.6936766438.

Adding to 3551420022 its reverse (2200241553), we get a palindrome (5751661575).

The spelling of 3551420022 in words is "three billion, five hundred fifty-one million, four hundred twenty thousand, twenty-two".