1425651330 has 64 divisors (see below), whose sum is σ = 3464208000. Its totient is φ = 375459840.

The previous prime is 1425651319. The next prime is 1425651341. The reversal of 1425651330 is 331565241.

It is an interprime number because it is at equal distance from previous prime (1425651319) and next prime (1425651341).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1467745 + ... + 1468715.

It is an arithmetic number, because the mean of its divisors is an integer number (54128250).

Almost surely, 2^1425651330 is an apocalyptic number.

1425651330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1425651330 is an abundant number, since it is smaller than the sum of its proper divisors (2038556670).

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

1425651330 is a wasteful number, since it uses less digits than its factorization.

1425651330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 1425651330 is about 37757.7982673778. The cubic root of 1425651330 is about 1125.4799808662.

The spelling of 1425651330 in words is "one billion, four hundred twenty-five million, six hundred fifty-one thousand, three hundred thirty".