1400742546 has 16 divisors (see below), whose sum is σ = 3201697344. Its totient is φ = 400212144.

The previous prime is 1400742517. The next prime is 1400742547. The reversal of 1400742546 is 6452470041.

It is not an unprimeable number, because it can be changed into a prime (1400742547) 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, 16675465 + ... + 16675548.

It is an arithmetic number, because the mean of its divisors is an integer number (200106084).

Almost surely, 2^1400742546 is an apocalyptic number.

1400742546 is an abundant number, since it is smaller than the sum of its proper divisors (1800954798).

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

1400742546 is a wasteful number, since it uses less digits than its factorization.

1400742546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33351025.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 1400742546 is about 37426.4952406714. The cubic root of 1400742546 is about 1118.8866876008.

The spelling of 1400742546 in words is "one billion, four hundred million, seven hundred forty-two thousand, five hundred forty-six".