1495274478 has 32 divisors (see below), whose sum is σ = 3058394112. Its totient is φ = 487188000.

The previous prime is 1495274461. The next prime is 1495274509. The reversal of 1495274478 is 8744725941.

It is a self number, because there is not a number n which added to its sum of digits gives 1495274478.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77503 + ... + 94853.

It is an arithmetic number, because the mean of its divisors is an integer number (95574816).

Almost surely, 2^1495274478 is an apocalyptic number.

1495274478 is an abundant number, since it is smaller than the sum of its proper divisors (1563119634).

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

1495274478 is a wasteful number, since it uses less digits than its factorization.

1495274478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17680.

The product of its digits is 2257920, while the sum is 51.

The square root of 1495274478 is about 38668.7791118365. The cubic root of 1495274478 is about 1143.5108952715.

The spelling of 1495274478 in words is "one billion, four hundred ninety-five million, two hundred seventy-four thousand, four hundred seventy-eight".