1506456490 has 96 divisors (see below), whose sum is σ = 3457209600. Its totient is φ = 467349120.

The previous prime is 1506456433. The next prime is 1506456491. The reversal of 1506456490 is 946546051.

It is a happy number.

It is a super-2 number, since 2×1506456490² = 4538822312526240200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1506456491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1449391 + ... + 1450429.

It is an arithmetic number, because the mean of its divisors is an integer number (36012600).

Almost surely, 2^1506456490 is an apocalyptic number.

1506456490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1506456490 is an abundant number, since it is smaller than the sum of its proper divisors (1950753110).

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

1506456490 is a wasteful number, since it uses less digits than its factorization.

1506456490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340 (or 1333 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 1506456490 is about 38813.0968875198. The cubic root of 1506456490 is about 1146.3542996987.

The spelling of 1506456490 in words is "one billion, five hundred six million, four hundred fifty-six thousand, four hundred ninety".