551421462 has 16 divisors (see below), whose sum is σ = 1105240752. Its totient is φ = 183407520.

The previous prime is 551421449. The next prime is 551421463. The reversal of 551421462 is 264124155.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551421463) 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, 96913 + ... + 102444.

It is an arithmetic number, because the mean of its divisors is an integer number (69077547).

Almost surely, 2^551421462 is an apocalyptic number.

551421462 is an abundant number, since it is smaller than the sum of its proper divisors (553819290).

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

551421462 is a wasteful number, since it uses less digits than its factorization.

551421462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199823.

The product of its digits is 9600, while the sum is 30.

The square root of 551421462 is about 23482.3649149740. The cubic root of 551421462 is about 820.0265022170.

The spelling of 551421462 in words is "five hundred fifty-one million, four hundred twenty-one thousand, four hundred sixty-two".