906451 has 12 divisors (see below), whose sum is σ = 1136352. Its totient is φ = 716688.

The previous prime is 906431. The next prime is 906461. The reversal of 906451 is 154609.

It is not a de Polignac number, because 906451 - 2¹³ = 898259 is a prime.

906451 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (906421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75 + ... + 1348.

It is an arithmetic number, because the mean of its divisors is an integer number (94696).

2⁹⁰⁶⁴⁵¹ is an apocalyptic number.

906451 is a gapful number since it is divisible by the number (91) formed by its first and last digit.

906451 is a deficient number, since it is larger than the sum of its proper divisors (229901).

906451 is a wasteful number, since it uses less digits than its factorization.

906451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450 (or 1443 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 906451 is about 952.0772027520. The cubic root of 906451 is about 96.7790699347.

It can be divided in two parts, 9064 and 51, that multiplied together give a palindrome (462264).

The spelling of 906451 in words is "nine hundred six thousand, four hundred fifty-one".